问题补充:
We have a lot of homework. We are very busy today.
A. to do
B. doing
C. to doing
D. do
答案:
(答案→)A. to do
B. doing
C. to doing
D. do
解析:句意:我们有很多作业要做。我们非常忙。have sth to do.有某是要做。故此处用动词不定式to do.故选A。
时间:2022-01-15 10:33:40
We have a lot of homework. We are very busy today.
A. to do
B. doing
C. to doing
D. do
(答案→)A. to do
B. doing
C. to doing
D. do
解析:句意:我们有很多作业要做。我们非常忙。have sth to do.有某是要做。故此处用动词不定式to do.故选A。