—Mary was heard ________ just now. What happened?—John was telling a joke.
#49144
A
to cry
B
laugh
C
to laugh
D
cry
推荐题目
I’m glad___________.
#50315
A
hear from you
B
to hear from you
C
hear a letter from you
D
to hear a letter from you
I have to work hard _____ the test. 
#50128
A
pass
B
to pass
C
for pass
D
passing
Tom wants ________ you. Are you free?
#48737
A
to speak
B
tell to
C
to talk to
D
talk to
I couldn’t wait _____ the box as soon as I received the gift.
#49148
A
to open
B
open
C
opening
D
for opening