---Peter, where did you guys go for the summer vacation?---We _______ busy with our work for months, so we went to the beach.
#99359
A
were
B
had been
C
have been
D
will be
推荐题目
—Are these seats available?—Sorry, sir. The seats ________.
#99452
A
have reserved
B
are reserved
C
reserved
D
are reserving
Our TV sets sell well, but ten years ago no one could have imagined such a big share in the market that they ____.
#104699
A
were having
B
had had
C
were to have
D
had
Be careful，for the delicate glass ________ easily.
#99442
A
is broken
B
breaks
C
will break
D
has broken
Sorry, I am too busy now. If I _____ time, I would certainly go for an outing with you.
#102147
A
have had
B
had had
C
have
D
had
Being a teacher always encouraging students to think for themselves, I won't tell them answers until they __________ on a math problem for more than an hour.
#101395
A
have worked
B
will have worked
C
will have been working
D
had worked