-- I have got a headache. -- No wonder. You_________ on the math exercises too long.
#63776
A
work
B
are working
C
have been working
D
worked
推荐题目
A major search has been_____ for a Malaysian Airlines jet with 239 people on board after it lost contact flying from Kuala Lumpur to Beijing.
#63752
A
identified
B
launched
C
substituted
D
dissolved
—What's the matter with Philips?—Something must have happened to him. He left home three hours ago, but ________ at the party!
#63762
A
didn't arrive
B
isn't arriving
C
hadn't arrived
D
hasn't arrived
-- I have got a headache. -- No wonder. You_________ on the math exercises too long.
#63776
A
work
B
are working
C
have been working
D
worked
I want to buy that kind of cloth because I ________ the cloth_______ well.
#63783
A
have told; washed
B
have been told; washes
C
have been told; is washed
D
was told; is washed
Have you really realized the part computer has________ in the daily life?
#63751
A
made
B
given
C
caused
D
played