1.These rooms are very comfortable _____ they have a good view of the city.

(A)also

(B)and

(C)still

(D)as

2._____ the teacher explained the lesson several times, some of the students still did not understand it.

(A)Although

(B)Even if

(C)Unless

(D)Since

3.He did not join us for the movie _____ he had already seen it.

(A)and

(B)but

(C)although

(D)because

4.She could not find the book she wanted _____ she borrowed a magazine instead.

(A)so

(B)and

(C)but

(D)so that

5.I tried to make her realize the consequences _____ she refused to listen.

(A)lest

(B)since

(C)but

(D)also

6.He will show us around himself _____ send someone else.

(A)and

(B)if

(C)or

(D)so

7._____ he was not interested in music, he agreed to go to the concert.

(A)Though

(B)While

(C)For

(D)Since

8.Those village folk are poor _____ they always seem so contented.

(A)though

(B)since

(C)yet

(D)or

9.The river has overflowed his banks _____ it has been raining continuously for several days.

(A)still

(B)yet

(C)when

(D)as

10.I don't think he will remember the appointment _____ you remind him.

(A)so

(B)if

(C)unless

(D)lest