They must look after themselves and keep ________.A.clean B.

They must look after themselves and keep ________.A.clean B. But they must look after themselves. You must keep ( ) clean and tidy.a.they b.them c.their d.the They can look after themselves. Everyone must learn to look after ________ A himself B herse ( ) 1 Our room must ___ clean.A.keep B.b 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 ________ classroom is very big and clean. A．They B．There C．T You must look after ________ things. you must keep your classroom A.clean B.cleaning C.to clean D you must keep your jacket ()A.clean B.cleans C.to clean D.cl