The monkeys are seen ____ the tree in the zooA.jump offB.tojump o_英语解答

The monkeys are seen ____ the tree in the zoo
A.jump off
B.tojump off
C.climbed up
D.jumped off

人气：218 ℃　时间：2020-03-31 16:25:39

解答

B
be seen后接动词ing形式表示看见正在做；接过去分词表示看见做完了某事,也可以用to do