He often __________emails to his parents on weekends. 
#39309
A
send
B
sends
C
is sending
D
will send
推荐题目
It is Sunday today. Lily and Lucy ________ in the park
#42220
A
is playing
B
playing
C
plays
D
are playing
Our country _______ a lot in the last fifty years. 
#38761
A
will change
B
changed
C
changes
D
has changed
—Excuse me, Mum. When can we have dinner? —Not until it   in half an hour.
#36824
A
is prepared
B
has been prepared
C
will be prepared
D
was prepared