_____singer and ____dancer has accepted the invitation

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

你的句子不对的!该是：
The singer and dancer is also good at drawing.
the singer and dancer【歌手兼舞蹈家】一个人
the singer and the dancer 【这歌手和这舞蹈家】两个人