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Direction: Fill in the blanks with the words given below. Change the form where necessary. Each word can be used only once.1. She is a woman who __________ to her own conscience in life.2. You needn’t degrade yourself by _________ with your flaws.3. _________ it to say that it was a whirlwind romance.4. Despite the economic prosperity we enjoy, there remain concerns over the _________ of our social and environmental interests.5. Many people admire Ma Yun for his success in business, but few people are clear about how much effort he has _________ to make it.6. In prosperity our friends know us, while in _________ we know our friends.7. The _________ in his knowledge and skills makes him an optimum candidate for the position.8. Most of us often _________ hopes for success but ill afford to make greater effort toward it.9. What you _______ yourself to today may turn out to be a poison to your life tomorrow.10. Every time I watch A Bite of China, I find it difficult to _________ from feeling hungry.

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Please match the following phrases with their meanings.

多级放大电路的级数越多,其电压增益越;频带越。

场效应管放大电路和双极型放大电路相比,具有输入电阻,噪声和集成度等优点,但由于跨导较小,使用时应防止栅极与源极间短接击穿。

直接耦合的多级放大电路各级Q点相互影响,且只能放大直流信号。( )

A. 对
B. 错

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