题目内容
I've just ________ here．
A．
arrived
B．
arrived in
C．
got to
D．
arrived at
here是地点副词，所以前面要省略介词。
用所给单词的适当形式填空。
Have you ________(visit)China before?
根据括号中所给的汉语完成句子。
I ________ never ________ ________(去过)Shanghai．
根据汉语完成句子，每空一词。
你去过盐城科技博物馆多少次了?
________ ________ ________ ________ ________ ________ ________ yancheng Science and Technology Museum?
Lots of ________(science)are working hard in order to ________(send)astronauts to Mars one day．
完成句子。
宇航员还没有发现火星上有任何生命。
The astronauts ________ ________ any life on Mars．
用所给动词的正确形式填空。
I ________ just ________(hear)the news．I am very happy．
The scientist ________(be)in the mountains for three days．
宇航员已经去过月球了。
Astronauts ________ already ________ ________ the moon．
