—What about _________grammar?  —It is too boring.
#58275
A
finding
B
studying
C
writing
D
playing
推荐题目
___ study in No.4 Middle School? 
#57141
A
Did you used to
B
Did you use to
C
Do you used to
D
Do you use to
 All lights______after the students left the classroom.
#59425
A
went down
B
goes off
C
goes down
D
went off