I must apologise ________ you so late.
#63952
A
to call
B
calling
C
for calling
D
because calling
推荐题目
He broke down today completely___much work.
#81170
A
as result
B
as a result of
C
with the result that
D
result from
Eastern areas have ________ too many wars in the past fifty years. 
#74046
A
gone through
B
got through
C
looked through
D
lived through
______ at the door before you enter my room, please.
#70823
A
Knock
B
Knocking
C
Knocked
D
To knock