.— Has Tom finished his report so far? — I have no idea.He ______it this morning.
#103801
A
did
B
has done
C
was doing
D
had done
推荐题目
The pen I _____ I_______ is on my desk, right under my nose.
#100148
A
think...lost
B
thought...had lost
C
think...had lost
D
thought...have lost
I hope____________  the job she's applied for(申请). 
#104875
A
she's going to get
B
she'll get
C
she is to get
D
she decides to get
We won’t go to the park if it ______ tomorrow.
#100149
A
is snowing
B
will snow
C
snows
D
snowed