The students _______ their homework carefully when the teacher walked into the classroom quietly.
#36148
A
do
B
did
C
are doing
D
were doing
推荐题目
--- What is he doing for vacation?-- He’s _______________.
#41642
A
going camp
B
go camp
C
go camping
D
going camping
We _________ for a picnic if it _________ rain this Sunday.
#36312
A
go, doesn’t
B
will go, won’t
C
will go, doesn’t
D
go, won’t
It is safe to eat chicken that ________fully, but most people still dare not do that because of the H7N9 bird flu .
#36928
A
will be cooked
B
cooks
C
is cooked
D
cooked
If a bear is ___________, it __________ people.
#39214
A
in danger; attack
B
dangerous; attacks
C
in danger; will attack
D
dangerous; will attack