12.As a mother，I seldom give my children so difficult a job they can’t do actively.
A.that B.as C.which D.if
答案 B
11.Some students think that learning a foreign language is slow and difficult-just think of the hours of hard work they have spent learning it.
A.which B.when C.while D.in which
答案 A
10.After 10 years of hard time，the young lady has turned movie star， she dreamed of becoming in her childhood.
A.who B.which C.that D.what
9.The National Education Department says that school safety has set off alarm bells with frequent reports of serious accidents students got injured or killed.
A.that B.in which C.by which D.for whom
8.Since 1995， people call the Year of the Internet，the world has turned flat thanks to the network.
A.when B.which C.in which D.by which time
7.Is there a magic cutoff period children become responsible for their own actions?
A.that B.on which C.which D.when
答案 D
6.Have you ever been in a situation you know the other person is right yet you can not
agree with him?
A.which B.that C.when D.where
5.He made another wonderful discovery， of great importance to science.
A.which I think is B.which I think it is C.which I think it D.I think which is
4.Every day we have to face new challenges and problems.Actually，stress isn’t such a bad thing
is often supposed to be.
A.which B.as C.what D.that
3.The book is written in easy English beginners can understand.
A.so;that B.such;that C.so;as D.such;as