— I have got a backache.— That’s not surprising. You ______ in front of that computer too long.
#100916
A
work
B
worked
C
have been working
D
are working
推荐题目
Traffic conditions in Beijing ________ for decades. At first people only complained about jams during rush hours，but today every hour is rush hour.
#101332
A
is worsening
B
have worsened
C
worsened
D
have been worsening
(2013·泰安一中阶段测试) —Do you think he can get first prize in jumping?—Impossible now. He ________ to do so，but he has just hurt his leg.
#99758
A
would expect
B
was expected
C
has expected
D
is expected
(2013·东北三校4月联考)—Car prices have been going down sharply in the last 20 years.—It's not surprising because the law of market ________ the price of a product.
#99613
A
is controlling
B
controls
C
has controlled
D
controlled
—Long time no see．Haven't you graduated from college?—Yes．I____business management for 4 years in Beijing．
#100547
A
study
B
have studied
C
studied
D
am studying
He___ along the seaside___ a tsunami came．
#103451
A
walked；when
B
is walking；as
C
was walking；when
D
was walking；while