6.(★★★★)The reason________ their failure you know is________ they didn’t get fully prepared for the experiment. (福州毕业班质检题)

　　 A.why;that B.that;why C.for;that D.why;because

5.(★★★★★)-My foot hurts terribly,doctor.

　　 -Well,I wonder________ it has been like this.

　　 A.since when B.since then C.how D.when

4.The WTO cannot live up to its name________ it does not include a country that is home to one fifth of mankind.

　　 A.as long as B.while C.if D.even though

3.(★★★★★)It is at least three years________ they left here.

　　 A.when B.before C.since D.that

2.(★★★★)The thought________ he might fail in the exam worried him.

　　 A.when B.which C.what D.that

1.(★★★★)________ the new plan can be carried out will be discussed at the meeting tomorrow.

　　 A.Which B.What C.That D.Whether

5.(★★★★)She is wearing________.

　　 A.a silk new green cap B.a new silk green cap

　　 C.a cap of silk new green D.a new green silk cap

4.(★★★★★)Where have you been?We have been looking for you________.

　　 A.these last all few days B.all few last these days

　　 C.all these last few days D.these all few last days

3.(★★★★★)Yesterday we had a lecture given by a ________ teacher.

　　 A.well-mannered,young school B.young,well-mannered,school

　　 C.well-mannered,school young D.school well-mannered young

2.(★★★★★)The Greens live in a________ house.

　　 A.big,white,two-story B.two-story,white,big

　　 C.white,big,two-story D.white,two-story,big