题目内容
钻床上可以安装丝锥加工工件的外螺纹。
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B. Cross out the inappropriate or unidiomatic choices in reference to the Chinese clues. Refer to a dictionary if needed.1) Her cute puppy started barking loudly to ___ (表现) his fear.
He has ___ (保持) his unique taste for more than ten years, which was sharply criticized by people in the vogue field.
The local government spares no efforts to ___ (促进) eco-tourism.
The shortage of fuels ___ (导致) the need for an economical engine.
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