题目内容
Mianyang is becoming a tourist city．
________ people come here during the holidays．
A．
Thousand of
B．
Thousands of
C．
Five thousand of
D．
Five thousands
thousand与具体数字连用时不能加s，thousand表示不具体的数字与of连用时必须加s，故选B。
I________ the book for 3 days．
have bought
have had
bought
will buy
完成句子。
我去过北京三次了。
I ________ ________ ________ Beijing three times．
选择方框中的短语填入下面的句子。使其通顺完整。(每个短语只能用一次)
1．I often ________ my friends by QQ．
2．There are ________ people in the supermarket．
3．Scientists think that there has been life ________ for hundreds of years．
4．The earth ________ the sun．
5．The boy is old ________ go to school．
用所给单词的适当形式填空。
He ________ just ________(receive)a letter from his father．
根据汉语提示完成句子。
科学家们已经在宇宙中发现了许多其他的星系。
Scientists ________ ________ many other ________ in the ________．
用所给单词的正确形式填空。
None of them ________(have)an environment like that of the earth．
David has ________ China for five years．
been to
come to
arrived in
been in
根据括号中所给的汉语写出单词，使句子意思完整正确。
Why has no one ________(交流)with us?
