---Has Tom finished his homework?---I don’t know.  But he _________ it the whole morning. 
#41725
A
did
B
does
C
was doing
D
is doing
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Mr Li ________ . 
#42495
A
teach me English
B
teach my English
C
teaches me English
D
teaches my English
---Is your father still in Shanghai? ---Yes, he _________there for two weeks.
#41753
A
has gone to
B
has gone
C
has been in
D
has been