These kids are quick at learning. We had better have them __ in a new way.
#77473
A
having been trained
B
training
C
being trained
D
trained
推荐题目
 The book-store _____ open until 8 at night every day.
#81579
A
stays
B
starts
C
becomes
D
turns
The teacher apologized        late.
#65528
A
to his students to arrive
B
to his students for arriving
C
at his students to arrive
D
at his students for arriving