- The air pollution is terrible. - It will be worse ________ we take action to protect the environment.
#36966
A
if
B
unless
C
until
D
when
推荐题目
--What’s wrong with you? ---I have a _______.The doctor asked me not to eat anything today because I ate too much yesterday.
#40462
A
toothache
B
headache
C
sore back
D
stomachache
It’s not safe(安全的) for an ________ child to swim in the river.
#37770
A
seven-year-old
B
seven-years-old
C
eleven years old
D
eleven-year-old
－ ______does your brother watch TV every day?－For half an hour.
#42279
A
How many
B
How often
C
How much
D
How long
Mr. Green is very happy because he is satisfied with his students’ work today.
#37027
A
is moved by
B
is good for
C
is fond of
D
is pleased with