We must stop( ) the litter on the beach to keep it clean.
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We must stop( ) the litter on the beach to keep it clean.
A.putting B.to put C.picking up D.to pick up
A.putting B.to put C.picking up D.to pick up
D
We must stop( ) the litter on the beach to keep it clean.
英语:keep用法1.We must keep the classroom .A.clean B.to clean C.
we must keep the classroom______- A.clean B.to clean C.clean
We must ___(keep) the classroom clean.
英语翻译原文:we must keep the air clean for the eagle to fly.we mu
All the people must stop (){litter}
we must keep the ( )on the road
we must keep the( ) on the road
we must s______ the earth and keep it clean and beautiful
We must make some r_______ to keep the computer room clean a
we must keep on learning if we want to keep up with the ( )
We must keep our classroom clean The sentence stucture here