So many kinds of sweets! I really can’t decide _______. 
#48578
A
what to buy
B
which to buy
C
to buy which
D
to buy what
推荐题目
--- Tom is one of _________ students in my class . --- Yes . He usually prefers _________ at home to playing outside . 
#49381
A
the most hard-working , studying
B
more hard-working , to study
C
the most hard-working , to study
D
more hard-working , studying
The old radio requires____________, so you’d better have it ______soon.
#51255
A
to repair, repaired
B
repairing, repaired
C
repaired, repair
D
to repairing, repair