You can ’t get in. The exam  _____for over 30 minutes. 
#36950
A
has been on
B
has begun
C
began
D
begins
推荐题目
The physics teacher said that light _______ much faster than sound.
#39237
A
travels
B
traveled
C
to travel
D
was travelling
—How soon ______ all the work ______?—In a week.
#42356
A
will…finish
B
is...going to finish
C
will…be finished
D
are…going to be finished
What ______ she usually _____ on weekends?
#38112
A
did, do
B
do, do
C
does, do
D
did, do