1. 如果是一空,答案为:
We are having a school trip.
= We are (taking) a school trip.
2. 如果是两空,则为:
We are having a school trip.
= We are (going on) a school trip.
1. 如果是一空,答案为:
We are having a school trip.
= We are (taking) a school trip.
2. 如果是两空,则为:
We are having a school trip.
= We are (going on) a school trip.