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第1题

6. I can’t read the marks and notes Jim made in the margin. They are too____.　 (A) faint (B) foggy (C) transpare
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第2题

5. Supposing the price were lowered, then Tom _____this good cardigan.　 (A) will buy (B) would buy (C) would hav
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第3题

5[填空题,20分] Reasons for the increasing use of counter trade include: firstly, the world debt 1 has made ordinary tra
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第4题

6、在变量泵—变量马达调速回路中，为了在低速时有较大的输出转矩、在高速时能提供较大功率，往往在低速段，先将 调至最大，用 调速；在高速段， 为最大，用 调速。
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