I am sorry to have you ________ so long.
#95471
A
waited
B
to wait
C
waiting
D
to be waiting
推荐题目
Any student ___ will be disqualitified from the exam.
#98813
A
catching cheating
B
catching to cheat
C
caught cheating
D
caught to cheat
 My wish is _____ the people well in the future.
#98313
A
to serve for
B
to serve
C
serving
D
serving for