It’s nearly 7 o’clock. Helen _______ come, but let’s wait for her for another 5 to 7 minutes.

一How dangerous it was!—Yes，but for the young man’s quick action，he_________ run over by the car．

The suggestion he _______ is that all the students ______ the orphan.

—George, ___   _ you sing so loudly at such a late hour? —I am terribly sorry．

–Do you know where David is? I couldn’t find him anywhere. – Well. He _____ have gone far — his glasses are still here.