Half of the class done most of the work. The rest rather difficult.
#50810
A
has, is
B
have, are
C
have, is
D
has, are
推荐题目
Students in the USA spend time their homework than we do.
#50319
A
little , to do
B
little, doing
C
less , doing
D
less , do
—Why did you start out so early yesterday morning?—_____ there on time.
#49357
A
Got
B
Getting
C
Get
D
To get