I cannot______ puzzled, for I simply cannot understand how I could have made such a stupid mistake.
#26289
A
help feel
B
help but to feel
C
but to feel
D
help but feel
推荐题目
______I used to go mountain—climbing every summer .
#28699
A
at a time
B
at one time
C
At times
D
At the same time
He was the best_____playing chess.
#29182
A
in term of
B
in terms of
C
on terms with
D
on term with