1、【题目】SomestatesintheUnitedStates_______peopletocarryguns.
选项：
A.apply
B.charm
C.ignore
D.forbid
答案：
解析：
1、【题目】Itisnot---_______formetoreturnallthebookstothelibrarynowbecauseIstillneedsomeofthemformyresearch.
选项：
A.continuous
B.difficult
C.convenient
D.sufficient
答案：
解析：
1、【题目】Many kinds of animals are believed to have _________from the earth
选项：
A.withdrawn
B.vanished
C.found
D.hung
答案：
B
解析：
暂无解析
1、【题目】Professor Smith is also the _______ of the international program office. If you have any problem when you study here,you may go to him for help.
选项：
A.detective
B.president
C.manager
D.director
答案：
D
解析：
暂无解析
1、【题目】It is not ---_______ for me to return all the books to the library now because I still need some of them for my research.
选项：
A.continuous
B.difficult
C.convenient
D.sufficient
答案：
C
解析：
暂无解析
1、【题目】This river forms a natural _______ between China and Korea.
选项：
A.boundary
B.string
C.spot
D.zone
答案：
A
解析：
暂无解析
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