写出下列单词的复数形式。1. boy _______________3. man

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问题填空题

写出下列单词的复数形式。

1. boy _______________
3. man _______________
5. woman _______________
7. class _______________
9. book _______________

2. city _______________
4. child _______________
6. box _______________
8. glass _______________
10. knife _______________

答案

1. boys 2. cities 3. men 4. children 5. women 6. boxes 7. classes 8. glasses 9. books 10. knives

单项选择题

较早反映肾小球滤过功能减退的检查项目是()。

A．血尿素氮测定

B．血肌酐测定

C．内生肌酐清除率

D．酚红排泄试验

E．尿胆红素定性

单项选择题

Anticipating the effects of monetary policy:（）

A. makes monetary policy more effective as an instrument of stabilization policy.

B. increases the resulting change in real output and employment.

C. can result in real and nominal interest rates moving in opposite directions.