It is often recommended that children ________chances to get close to nature.
#87722
A
are offered
B
be offered
C
should offer
D
must be offered
推荐题目
—We expected you yesterday.—I’m sorry,I ________ you to say that I couldn’t be here until today.
#86479
A
should have called
B
must have called
C
could call
D
would call
_________, he could continue working in this company now. 
#87393
A
Had he not lied to the boss
B
Did he not lie to the boss
C
If he has not lied to the boss
D
If he didn’t lie to the boss
It’s a shame ______ able to give them any advice.  
#87215
A
not to have been
B
to have not been
C
to have been not
D
to not have been