He was heard________ three songs in the next room.
#93484
A
sing
B
to sing
C
singing
D
sung
推荐题目
As a student, every minute should be made use of _______.
#90806
A
study
B
to study
C
studying
D
studied
The key _________ the string was put into the door to stop the kite _________.
#98398
A
tie to;flying away
B
tying to;fly away
C
tied to;flying away
D
tied to;fly away
When _______ there, the postman found the door locked and then stopped _______ the letter in the mailbox on the wall.
#97165
A
reaching; putting
B
reached; to put
C
reaching; to put
D
reached; putting
Soon we lost sight of that famous astronomer _________ himself LiQiang.
#95326
A
called
B
calling
C
to call
D
call
