It was the first time that they_____ the exam. (fail)

I didn'tknowwhen they_____ (come) again.

They_____ to school on foot every day. A: went B: is going C: go D: gone

These kinds of vegetables _____ only in that shop over there. They_____ well. A: are sold; are sold B: sell; sell C: sell; are sold D: are sold; sell

They_____ any classes last week. A: didn’t have B: don’t have C: didn’t had D: don’t had

Tom, with his parents______ to America. They_____ back in two weeks A: have gone; will come B: has gone; will come C: have been; have come D: have been; come