As we all know, it’s not polite to keep others _____ for a long time.
#61943
A
wait
B
waited
C
to wait
D
waiting
推荐题目
---Can you tell me something about metal ?---Metal making machines and many other things .
#59705
A
used to
B
is used for
C
is used as
D
is used to
The driver was very happy that his car ______ very well in this car-washing centre.
#53045
A
cleans
B
cleaned
C
was cleaned
D
is cleaned
Excuse me, I left my knife at home. Would you please_______ me yours?
#60519
A
borrow
B
keep
C
lend
D
take
You must be living in your dream if you think he’ll _______ his mind.
#53150
A
pollute
B
avoid
C
imagine
D
change
The old lady has a _______ time _______ clothes every day.
#60637
A
difficulty; to wash
B
difficulty; washing
C
difficult; to wash
D
difficult; washing