—What were you doing when you heard Malaysian airlines flight lost?—I         my homework.
#36183
A
were doing.
B
am doing.
C
was doing.
D
is doing.
推荐题目
-Is Mary in the library, Tom?-No. She ______ with her friends.
#42213
A
will play
B
plays
C
is playing
D
played
—How soon ______ all the work ______?—In a week.
#42356
A
will…finish
B
is...going to finish
C
will…be finished
D
are…going to be finished
I will _______ him when I _______free.
#41766
A
call, am  
B
call to, am
C
call, will be 
D
call to, will be