When I went downstairs, they ______ already ______ breakfast.
A. are, eating
B. were, eating
C. have, eaten
D. had, eaten
查看答案
He told me to wake up if he ______.
A. sleep
B. slept
C. is sleeping
D. was sleeping
I’d rather (宁可) you ______ at once.
A. are going
B. were going
C. will go
D. would go
By the time he was 4, he ______ a lot of German words.
A. had learned
B. has learned
C. learned
D. learns
What _____ Annie ______ by the time he was ten?
A. did, do
B. did, did
C. has, done
D. had, done