5.―Have you handed in your schoolwork yet?  ―Yes,I have. I guess it ____ now. 
#105340
A
has graded
B
is graded
C
is being graded
D
is grading
推荐题目
 Britain is being ________ in the race for new markets.
#105311
A
left alone
B
left out
C
left behind
D
left over
New medicines and instruments ______ every day to extend life.
#105334
A
develop
B
are being developed
C
are developing
D
have developed