Page 168 - Close-Up B1 Students Book Form 3
P. 168

• the length of time that an action will have lasted for at   Note: We usually use were for all persons in second
            a point of time in the future.                   conditional sentences.
            Next year we w ill have  worked on this project for two   If Luke were better at football,  he'd be on the team.
            years.
                                                             6.4 Unless
          Note: Some common time expressions that are often
          used with the Future Perfect Simple are by the end o f this   We can use unless in first and second conditional
          week/month/year, by this time tomorrow, by tomorrow   sentences. It means the same as if not.
          morning/10 o'clock/2012, etc.                      Lucy w on't be happy unless she gets chosen for the
          The electrician w ill have fixed the problem  by tomorrow.  netball team.
                                                             Mr Martins couldn't go to the match unless he had a
                                                             ticket.
          Note: Other tenses that describe the future are the
          Present Simple for timetabled events, and the Present
          Continuous for plans and arrangements. See Grammar
          Reference 1.1  and  1.3.
                                                             7.1 Past Perfect Simple
          U4 \+                                               Affirmative

          6.1  Zero Conditional: zero & first, second         l/he/she/it/we/you/they had ('d) climbed
          conditional, if                                     Negative

           If clause               Main clause                l/he/she/it/we/you/they had not (hadn't) climbed
                                              .
           present simple          present simple             Questions
                                                              Had l/he/she/it/we/you/they climbed?
          We use the zero conditional to talk about the results of an
          action or situation that are always true. W e can use when   Short Answers
          instead of if.                                      Yes, l/he/she/it had.    No, l/he/she/it hadn't.
          If a football player is shown a red card,  he  leaves the   Yes, we/you/they had.  No, we/you/they hadn't.
          pitch.
          When a football player is shown a  red card,  he leaves the   Spelling: walk —► walked, dance —» danced,
          pitch.                                             travel —»travelled, tidy -* tidied, play  -» played
                                                             Note: Some verbs are irregular and do not follow these
          6.2 First Conditional                              spelling rules. See a list of irregular verbs on pages 174-175.
                                                             W e use the Past Perfect Simple for an action or situation
           If clause               Main clause               that finished before another action, situation or time
           present tense           will + bare infinitive    in the past.
                                                              The lost climber had been on the mountain for days
          We use the first conditional to talk about the results of an   before he was rescued.
          action or situation that will probably happen now or in the
          future.                                            Note: Some common time expressions that are often
          If my team wins the match,  I’ll be thrilled!      used with the Past Perfect Simple are already, for,  for a
          If it's still raining later,  we'll play indoors.  long time/ages, just,  never,  once,  since 2007/June, so far,
                                                             yet, etc.
          We can use can, could, may or might in the main clause
                                                             A light rain had already begun  when we set out for a run.
          instead of will. We can also use an imperative.
          If John scores a goal,  we m ight win the game.
          If you aren't doing anything tonight,  watch the  match at   7.2  Past Simple &  Past Perfect Simple
          my house.                                           In some sentences, it is clear which action happens first.
                                                              In this case, we can use the Past Simple for both actions.
          6.3 Second Conditional                              However, when the order of events is not clear, or when
                                                             we want to emphasise which action happened first, we
           If clause               Main clause               can use the Past Perfect Simple for the first action.
                                                              We w ent to a talk and m et a famous explorer.
           past tense              would + bare infinitive
                                                              He realised later that he had done a very dangerous thing.
          We use the second conditional to talk about the results of   Remember that we must use the Past Simple for both
          an action or situation                             actions when one past action happens quickly after another
          •  that probably won't happen now or in the future.  or one is the immediate result of the other.
            You  would be healthier if you  took some exercise.  When the little boy heard the thunder,  he hid under the
          •  that we know will not happen now or in the future.  bed.
            If I won an  Olympic gold medal,  I'd be famous!
          We can also use the second conditional to give advice.
          If I were you,  I'd take  up a sport.
          We can use could or m ight in the main clause instead of
          would.
          Jack could win the tournament if he trained harder.
          If you left now, you m ight be on time for the match.
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