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【多选题】
为了防止眩目,汽车前照灯在结构上采用了哪些措施( )。A.
采用灯泡
B.
采用带配光屏的灯泡
C.
非对称配光屏双丝灯泡
D.
Z形配光
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反馈参考答案：
举一反三
【单选题】Why didn't the government's expansion programme work very well?
A.
Because the farmers were uncertain about the financial support the government guaranteed.
B.
Because the farmers were uncertain about the benefits of expanding production.
C.
Because the farmers were uncertain whether foreign markets could be found for their produce.
D.
Because the older generation of farmers were strongly against the programme.
【单选题】Why didn't the government's expansion program work very well?
A.
Because the farmers were uncertain about the financial support the government guaranteed.
B.
Because the tanners were uncertain about the benefits of expanding production.
C.
Because the farmers were uncertain whether foreign markets could be found for their produce.
D.
Because the older generation of farmers were strongly against the program.
【单选题】对于前牙深覆盖的治疗，以下观点错误的是（）
A.
早期矫治时，一般在乳牙期进行。
B.
牙性前牙深覆盖患者，一般多由于上颌前牙唇倾或下前牙舌倾所致。
C.
前牙深覆盖的临床表现为牙合及颌骨畸形
D.
对于成人严重骨性前牙深覆盖，可考虑正颌手术加正畸治疗。
【单选题】听力原文：The expansion of trade hasn't fully closed the gap between those of us who live on the cutting edge of the global economy and the billions around the world who live on the knife's edge of surviva...
A.
正确
B.
错误
【单选题】Why didn't the government's expansion program work very well?
A.
Because the farmers were uncertain about the benefits of expanding production.
B.
Because the farmers were uncertain about the financial support the government, guaranteed.
C.
Because the farmers were uncertain whether foreign markets could be found for their product.
D.
Because the older generation of farmers were strongly against the program.
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