Be careful when you take exams. Check your paper to ________ there are no mistakes before you hand it in.
#60499
A
make sure
B
find out
C
think about
D
deal with
推荐题目
A stone hit _____ and he fell down on the ground.
#54744
A
at Tom’s head
B
on Tom’s head
C
Tom on the head
D
Tom at the head
Usually winter ______ December ________ February.
#61895
A
lasts from , to
B
lasted from , to
C
lasts to , from
D
last to , from
Those_______her friends.
#61704
A
are  
B
is  
C
it’s  
D
they