-- You look tired, Miss Green.--yeah . I     computer games for two hours.
#39855
A
play
B
was playing
C
have been playing
D
am playing
推荐题目
------- _______ you _______ the book ______ to the library yet. ------ Yes. I have.
#41873
A
Have ,returned,/
B
Have, returned, back
C
Did return ,/
D
Did, return,back
He __________a basketball,but a baseball.
#41906
A
isn’t have
B
isn’t has
C
doesn’t have
D
doesn’t has
---How often ___________ the Olympics _____________? ---Every four years. 
#42174
A
is, taken place
B
is, hold
C
does, hold
D
does, take place
Some words_______ on the blackboard just now.
#37259
A
were appeared
B
have appeared
C
appeared
D
are appeared