We must do what we can to ____________the river ______________.
#68880
A
protect; against polluting
B
stop; polluting
C
keep; being polluted
D
prevent; from being polluted
推荐题目
Co-operation or teamwork, the importance of which is often ________, plays an important part in football matches.
#74066
A
stressed
B
thought of
C
paid much attention
D
talked
— Why didn’t you go fishing with your friends yesterday?— Well, fishing is an activity which a great deal of patience, which I don’t have.
#65171
A
calls in
B
calls for
C
calls on
D
calls up
The visit of the police was the lost child.
#71141
A
connected with
B
associated to
C
connected to
D
related with
A railway station is not a place for a child to be ________ at night.
#70968
A
left alone
B
let alone
C
settle in
D
settle down