Question

If you       be in time for the early bus , be sure to get up before five o’clock in the morning.

A．a(chǎn)re to

B．a(chǎn)re about to

C．a(chǎn)re going to

D．a(chǎn)re due to

Answer 1

A

解析試題分析：考查將來時(shí)的表達(dá)法。Be to do sth表示將來時(shí)的時(shí)候，表示一種語氣，非要做某事，相當(dāng)于must，be sure to do sth；be about to do sth即將做某事，不與具體的將來時(shí)的時(shí)間狀語連用；be going to do sth表示計(jì)劃好要做某事，或者根據(jù)某種跡象要做某事；be due to do sth表示預(yù)定好了要做某事；句意：如果你一定要趕上早班公交車，務(wù)必要在5點(diǎn)之前就起床。故A正確。
考點(diǎn)：考查將來時(shí)的表達(dá)法
點(diǎn)評：本題考查了將來時(shí)的多種表達(dá)法。Be to do sth表示將來時(shí)的時(shí)候，表示一種語氣，非要做某事，相當(dāng)于must，be sure to do sth；be about to do sth即將做某事，不與具體的將來時(shí)的時(shí)間狀語連用；be going to do sth表示計(jì)劃好要做某事，或者根據(jù)某種跡象要做某事；be due to do sth表示預(yù)定好了要做某事；