配钻井液所用膨润土,其主要成分是以()为主。A、蒙脱石 B、高岭石 C、伊利石 D、 发布时间:2017-07-11 22:16 │ 来源:www.tikuol.com 题型:单项选择题 问题: 配钻井液所用膨润土,其主要成分是以()为主。A、蒙脱石B、高岭石C、伊利石D、重晶石
题型:单项选择题 根据句意从方框中选用合适的词语,并用其适当形式填空。 knowledge; I; in the slightest; friendly; think of1. If you were more _____ to people, you would have more friends.2. I'd introduce _____ if I wanted to be friends with a girl.3. The beautiful girl isn't polite to old people _____.4. Whenever I see the gift, it makes me _____ my best friend.5. She is very _____ about art. 查看答案
题型:单项选择题 The old woman stood still with her eyes _________ the picture.A.fixing inB.fixing onC.fixed inD.fixed upon 查看答案