Frank often wears a mask ________he can keep fit in the foggy and hazy (霾) weather.
#55993
A
only if
B
until
C
so that
D
even though
推荐题目
________ I’m thirsty , __________ I drink some water.
#56504
A
Because ; so
B
So ; because
C
Because ; /
D
So ; /
—Where are Tom and Mary? --____ Tom _____ Mary is busy with their homework. You’d better play with.
#57674
A
Both, and
B
Neither, nor
C
Either, or
D
Not only, but also
_____Peter____ Bill is good at sports. They both play basketball really well.
#55390
A
Either; or
B
Not only; but also
C
Both; and
D
Neither; nor
—Is it interesting to play computer games?—Yes, _____ you are interested in playing computer games, you’ll have trouble giving it up.
#57470
A
once
B
twice
C
as
D
as soon as
I have __ a raincoat _____ an umbrella. That’s why I have to wait until the rain stops.
#58016
A
neither; nor
B
either; or
C
not only; but also
D
both; and