A. which B. that C. then D. when

　　8.It was not until 1936 ______ basketball became a part of the Olympic Games.

　　A. which B. than C. that D. then

　　9.It was until he got a map that he started on his way.

　　10.It is during his spare time ______ John has been studying a course in French.

　　A. when B. that C. which D. what

　　固定句型

　　1.It has been less than three months before she joined the army.

　　[句型"it is/has been+一段时间+since从句"表示"某事已经发生多久了".]

　　2.To my surprise, ______ turned out that John failed in his examination.

　　A. it B. as C. what D. he

　　[it turns out that ……. 表示"竟然"]

　　III.代词答案

　　1. B 2.C 3.D 4.B 5.C 6.C 7.B: herself 8.D 9.C 10.D 11.D 12.C: isn't anything 13.C: anything 14.D 15.B 16.C: much 17.A 18.B 19.D 20.D 21.D 22.A 13.C 24.D 25.D 26.B 27.A 28.B 29.B 30.B 31.C 32.C 33.B 34.B 35.B

　　It 的用法

　　作代词 1.D: it 2.B

　　作形式主语 4.D 6.B 7.D 8.C

　　作形式宾语 1.B 2.C 3.A 4.A: it 5.A: it

　　强调句型 1.B 2.A: she 3.A: in the United Stated 4.D 5.B: that 6.B 7.B 8.C 9.A: not until 10.B

　　固定句型 1.C: since 2.A