题目内容

He by supporting John Kerry.

A. made a quick buck
B. bet on the wrong horse
C. went broke
D. was flat broke

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We recently had to.

A. be ton the wrong horse
B. be flat broke
C. work for peanuts
D. tighten our belt

Weon the stock market.

A. made a quick buck
B. went broke
C. tightened our belt
D. worked for peanuts

Match each item with its equivalent description.()1. Internet()2. E-mail()3. Cable-TV()4. Cell Phone()5. Radio

在固定床反应器中反应热由催化剂内部向流体主体传递( )

A. 对
B. 错

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