At the top of the high mountains, there is very _____ oxygen in the air.
#40209
A
a little
B
little
C
a few
D
few
推荐题目
_____ Browns are going shopping this Saturday. They are going to buy _____useful umbrella.
#37643
A
/; a
B
The; a
C
/; the
D
The; an
It was very hard for me to make a_____,but I decided to leave my job.
#40268
A
suggestion
B
decision
C
plan
D
speech
You don’t have to _______ every new word in the dictionary while reading.
#42710
A
look for
B
look up
C
look at
D
look after
Help ________ to some beef, Lucy and Lily. It’s very delicious.
#40695
A
yourself
B
yourselves
C
herself
D
themselves