If it ______ tomorrow, our picnic _______ to be put off. 
#87486
A
rains;wouldhave
B
shouldrain;wouldhave
C
rains;has
D
wouldrain;wouldhave
推荐题目
I apologize if I _______ you, but I assure you that it was unintentional.
#86712
A
should offend
B
were to offend
C
had offended
D
offended
I was on the highway when this car went past fol. Lowed by a police car. They ______ at least 150 kilometers an hour. 
#90502
A
should have been doing
B
must have been doing
C
could have done
D
would have done
Students urged that the school library ______open during the long vacation.
#87054
A
be kept
B
kept
C
must keep
D
must be kept