Hello, Mike. Long time no see, Where are you?—Oh, not only my parent but also I __ Wuhan for a month.

It ＿＿＿＿＿ that he was late for the train.

The fog in your city must have been very thick; if not, you would have been here as scheduled.—Yes. Our flight _________ by the thick fog.

According to traffic laws, drivers_____ drive cars after drinking wine.

_ he was seriously ill, I wouldn’thave told him the truth.