听力原文：W: You know, the Smiths have invested all their money in stocks？
M: They may think that's wise move but that's the last thing I'd do.
What is the man's opinion about Smiths' investment？
A. He feels they have done a wise thing.
B. He doesn't think they should move.
C. He thinks it is better to invest later.
D. He thinks it is unwise to buy stocks.
造价工程师的权力包括()
A. 有任意选择经办的工程项目的权力
B. 由公开所承接的业务和资料的权力
C. 有自行确定收费标准的权力
D. 申请设立工程先进造价咨询单位的权力
关税同盟各成员国对非成员国实行()。
A. 各自独立的对外关税
B. 共同的统一的对外关税
C. 共同的统一的对外关税,但农产品关税除外
D. 共同的统一的对外关税,但工业品关税除外
阅读文章，回答下列各题： Manycountries face a somewhat more serious economic problems in the
A. Several worldwide economic problems.
B. The causes and consequences of tradedeficit.
C. Lack of resources in underdevelopedcountries.
D. The value of exports against imports.
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