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【简答题】
Choose the best answer to complete each of the following sentences: • 1. Material of similar products is easily obtainable ____ a much lower level. • A. at B. on C. from D. for • 2. As we have cut our price to 20 dollars per dozen, we regret being unable to accept your request ____ further reduction. • A. with B. in C. for D. to • 3. We need all the necessary ____ regarding your products ____ now. • A. information, exporting B. informations , exported • C. information, exported D. information, for export • 4. Only ____ reducing the price by 6% ____ come to business. • A. by, we can B. in, we can C. on, can we D. by, can we • 5. We can not accept fresh orders _____ account of heavy commitments. (过多) • A. for B. at C. on D. in • 6 . Our goods are ____ those from other suppliers in every aspect ( 在各方面 ). • A. superior to B. superior than • C. more superior to D. more superior than • 7. _____ the heavy demand for this line, we advise you to send orders as soon as possible. • A. With view to B. In view of • C. With the view of D. In the view of • 8. We are sorry to say that your price is too high and ____ what we can afford. • A. over B. pass C. beyond D. lower than • 9. The buyer made a bid ____ RMB¥ 2,000 per ton ___ wheat. • A. at, in B. on, in C. on, for D. at, for • 10. ____ the large quantity of our order, you should offer us a better price. • A. Give B. Giving C. To give D. Given
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参考答案:
举一反三
【单选题】下列波函数符号错误的是
A.
Ψ 1.0.0
B.
Ψ 2 . 1 .0
C.
Ψ 1. 1 .0
D.
Ψ 3 .0.0
【判断题】若有定义 int b[10]={0,1,2,3,4};,则b[6]=0。 ( )
A.
正确
B.
错误
【简答题】由单线圈变气隙式电感传该器的基本特性可知,其()与()、()相矛盾。
【判断题】气相色谱仪的核心是分离系统,而分离效率的好坏主要取决于分离柱。
A.
正确
B.
错误
【单选题】气相色谱仪的核心部件通常是指( )
A.
色谱柱
B.
检测器
C.
载气系统
D.
进样系统
【判断题】若有定义int b[10]={0,1,2,3,4};,则b[6]=0。
A.
正确
B.
错误
【简答题】气相色谱仪的结构组成包括哪几个系统?其中核心系统是哪些?
【多选题】以下需要另煎的中药为:
A.
羚羊角
B.
沙参
C.
人参
D.
玄参
E.
党参
【简答题】由单线圈变隙式电感传该器的基本特性可知,其 与 、 相矛盾。为解决这一矛盾,通常采用 或 电感传该器。
【单选题】下列波函数符号错误的是
A.
1.0.0
B.
3.0.0
C.
2.1.0
D.
1.1.0
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