a. If the Titanic .... (have) more lifeboats, more passengers ... (be) saved., had had / would have been, b. If you ... (not give) me a lift this morning, I ... (still be) at the station., hadn't given / would still be, c. If the Earth ... (not have) any moons, there ... (not be) any tides., didn't have / wouldn't be, d. If you... (not make) a back-up copy, you ... (lose) all your work soon., don't make / will lose, e. I ... (not be) able to lift this unless she ... (help) me., won't be / helps, f. If you ... (tell) me before, I ... (give) you a hand., had told / would have given, g. You ... (go) to the party as long as you ...(be) back home by 6., can go / are, h. If humans beings ... (live) on the Moon, they ... (need) to produce water artificially., lived / would need, i. If they ... (not hear) the alarm, they ... (not escape) so quickly., hadn't heard / wouldn't have escaped, j. If they ... (not be) so rich, they ... (not buy) that car last year., weren't / wouldn't have bought.

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