He pretended __________when his mother stepped into the room..
#93883
A
to study
B
studying
C
to be studying
D
to have studied
推荐题目
I think it a great honor ___________ to visit your country.
#91617
A
to invite 
B
inviting
C
having invited  
D
to be invited
Has the boy who was made use of ____ realized his mistakes?
#89386
A
stealing
B
to steal
C
for stealing
D
stolen
________that he made an obvious mistake,Jeff went on with his speech.
#93256
A
Not realized
B
Not realizing
C
Not to realize
D
Not to have realized