What is your mother doing?---She ___ for oranges.
#41843
A
is shopping
B
is buying
C
buys
D
shops
推荐题目
Listen, a small number of students ______ in the classroom. 
#40135
A
talk
B
talks
C
is talking
D
are talking
    TV at that time?
#39549
A
Did you watch
B
Have you watched
C
Were you watching
D
Are you watching
Hurry up! Our friends ______ for us now.
#39200
A
wait
B
are waiting
C
will wait
D
have waited