帮我做19道英语选择题,

1._________ singer and _______ dancer has accepted the invitation.
A.A,a B.The,the C.The,a D.The,/
选D 后面出现has,说明前面是一个人,The singer and dancer表示 那个歌舞家 的意思
2.My uncle is _______ high school principal.
A.a B.an C.the D./ 选A 是一所高中的校长
3.It was raining,______ we had to stay at home.
A.or B.yet C.for D.and 选D 就表示并列关系
4.Go back________ you came from.
A.until B.where C.wherever D.when 选C 回你来的地方 wherever可以作from的宾语,where不可以
5.They had lost their way in the forest; they didn't know to go farther ____turn back.
A.for B.and C.or D.but 选C 不知道是继续走还是往回走
6.It is quite clear________he won't see us.
A.what B.that C.why D.how 选B It 作形式主语,很明显他看不到我们,不缺成分和含义,选that
7.English is_______language.It is ___________ important tool.
A.a,an B.a,a C.the,the D.a,/ 选 A 元音辅音开头的问题
8.We walked together________ arm in______arm.
A.a,a B.an,an C.the,the D./,/ 选D arm in arm固定搭配,手挽着手
9.I'm not sure _____ he'll be here in time.
A.what B.if C.when D.where 选B 不知道他 是否 会准时到
10.He can speak _____English ______ French.
A.not only,but also B.so,that C.such,that D.either,or 选A ,不仅会,还会
11.English is_______language.It is ___________ important tool.
A.a,an B.a,a C.the,the D.a,/ 选A 同上
12.I must be off now,_______ my sister is expecting me.
A.or B.so C.for D.and 选C,我得走了,因为（for)我妹妹等着我呢
13.I was very thirsty,________ I asked for some water to drink.
A.than B.for C.so D.as 选C,我渴了,所以找水喝
14._____ United States of America lies between ______Atlantic Ocean and _____ Pacific Ocean.
A.The,the,the B./,/,/ C.The,/,/ D./,the,the 选A,固定搭配
15.Mr.Fisher wondered ______________his daughter had ever been fond of music.
A.if B.what C.who D.that 选A,怀疑他女儿 是否 喜欢音乐
16.He acted _______ nothing had happened to him.
A.as if B.as C.when D.if 选A,装作 好像 什么都没发生
17.He is neither________American,nor ________ Asian.He is_______ Canadian.
A.an,an,a B.an,a,a C./,/,/ D.a,a,a 选A,元音辅音开头的问题
18.Some are reading newspapers,________others are playing chess.
A.or B.for C.so D.while 选D,表示同时
19.Difficulties are nothing ______we are not afraid of them.
A.for B.as C.if D.whether 选C,如果我们不怕困难,那困难就什么都不算