单项选择题

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A.It takes a longer time to melt.
B.It is lighter than ordinary ice.
C.It is cleaner to use than ordinary ice.
D.It is not so cold as ordinary ice.
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单项选择题
A.American people learn to be independent from childhood.B.American people tend to think independently.C.All the American young people have to move away from their families before 19.D.American society wants its young people to live independently.
A.American people learn to be independent from childhood.
B.American people tend to think independently.
C.All the American young people have to move away from their families before 19.
D.American society wants its young people to live independently.
单项选择题
A.Because they all work very hard.B.Because their teachers are all native speakers of English.C.Because they learn not only in but also out of class.D.Because they are all advanced students.
A.Because they all work very hard.
B.Because their teachers are all native speakers of English.
C.Because they learn not only in but also out of class.
D.Because they are all advanced students.
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