—Don’t you know your computer has been inflected with viruses? — Really？No wonder it hasn’t_______ as properly as before.
#83523
A
managed
B
controlled
C
operated
D
appeared
推荐题目
With the college entrance examination approaching，students should________to stay energetic.
#64496
A
work out
B
pull out
C
give out
D
figure out
To keep ______ with the rapid changes of society, the old man keeps the habit of reading newspapers every day.
#68006
A
terms
B
pace
C
progress
D
touch
As nobody here knows what’s wrong with the machine, we must send for an engineer to _______ the problem.
#65849
A
raise
B
face
C
present
D
handle
--Look! The light in the study is still on. --Sorry, I forgot __ it off.
#70869
A
turning
B
turn
C
turned
D
to turn