The _______ look in her face suggested that she ________ it before.
#96329
A
surprising; wouldn’t know
B
surprised; hadn’t known
C
surprising; hadn’t known
D
surprised; shouldn’t know
推荐题目
________ many times,I still didn't know how to operate the machine.
#91844
A
Having taught
B
Having been taught
C
Being taught
D
Teaching
He did nothing but ________walk in the street. 
#95370
A
taking    
B
take    
C
to take    
D
took
I’m tired out.I stayed up the whole night, ______ for my midterm math exam.
#95982
A
studying
B
to study
C
to be studying
D
studied