Shall we start right now Our train leaves in half an hour.—_____! I’ll finish packing in a minute.

Mother arranged an appointment ____ me ____ the dentist

.He was _________down for several days after he heard the bad news .

a trip abroad is certainly good for the old couple, but it remains ____whether they will enjoy it.

下列句子中，没有语病的一项是（ ）