A）用所给词的适当形式填空。每词限用一次。
not   appear   enjoy   happen   plan   lose
【小题1】Jack ________ at the party last night. But he should.
【小题2】Tom ________ his pet dog last Sunday and he still can't find it now.
【小题3】Jessica ________ watching soap operas very much.
【小题4】Many people are there. What ________？
【小题5】Dad and I ________ to go to the park to fly a kite just now.