were ________the mercy of the extremely cold weather.

　　答案：at　考查介词短语。句意：这架坠毁飞机的幸存者没有食物和水，面对极其寒冷的天气束手无策。at the mercy of "受/听任......摆布"，符合句意。

　　8．(2015·宝鸡高三质检改编)I strongly recommend that the information ________(refer) to in my report be e­mailed to Professor Keller without delay.

　　答案：referred　句意；我强烈建议我报告中所提到的信息应立刻发给凯勒教授。空处表示"刚才我报告中提到的信息"，用过去分词作定语。

　　9. ________ well prepared you are, you still need a lot of luck in finding a suitable job.

　　答案：However　考查让步状语从句。句意：无论你准备得多么充分，要想找一个合适的工作仍然需要很大的运气。空格内可用no matter how或however，表示"无论多么"。

　　10．-How about the result?

　　-Well, it remains ________(see) whether we've got enough support.

　　答案：to be seen　考查非谓语动词。答句句意：我们是否能得到足够的支持，这一点有待于观察。表示将来的被动动作应用动词不定式的被动式。

　　Ⅱ.语法填空，篇章训练

　　阅读下面材料，在空白处填入适当的内容(1个单词)或括号内单词的正确形式。

　　"Mother，" said Rachel, coming into the kitchen, with a garden hoe in her hand. "I've just planted the rose that Grandpa gave to me."

　　"Well, that's very nice, dear，" said Mother, __1__(clean) her wet hands on her apron. "Grandpa will be very proud of you."

　　" I am very worried about it, though，" said Rachel. " __2__ is it going to rain ? it is so dry outside __3__ all the grass is dying and everything is all drying up. I don't want Grandpa's rose __4__(die)."

　　"I know，" said Mother. "This spring is the __5__(dry) spring ever in the town's history, although the weatherman said it is supposed to rain this afternoon."

　　"It doesn't look as if it's going to rain，" said Rachel. "The sun is shining __6__ it is nice and warm outside."

　　Just then, the telephone __7__(ring). Rachel picked up the receiver. __8__ was Grandpa. "Hello, Grandpa, I've just planted the rose outside, and it looks beautiful. When is it going to rain？" asked Rachel.

　　"Take __9__ look outside, right now，" said Grandpa. Rachel jumped for joy when she saw raindrops hitting the kitchen's window.

　　"Now the rose is going to be alright，" Rachel said to Grandpa.

　　"Yes, dear，" said Grandpa. "It sure __10__"

1．______　2.______　3.______　4.______　5.______