PAGE 第 1 页 共 5 页 课时跟踪检测(二) Word power, Grammar and usage & Task Ⅰ.单句语法填空 1．A soldier who never dreams of becoming (become) a general is not a good soldier. 2．(山东高考)Sam picked up some knowledge of the computer just by watching others working on it. 3．Though too old to work much, the retired worker is very enthusiastic (enthusiasm) about neighborhood affairs. 4．We don't have enough books for everyone/everybody;_some of you will have to share. 5．If you buy things in quantity, we can give you a discount. 6．The school awarded special scholarships to the best students. 7．(全国卷Ⅱ)Progress has_been (be) so far very good and we are sure that the work will be finished on time. 8．(辽宁高考)Alexander tried to get his work recognized (recognize) in the medical circles. 9．So far, no one has proved the existence (exist) of aliens. 10．Everybody knows they must show trust and respect if they expect to get the same in return. Ⅱ.完成句子 1．他热心帮助别人。 He is_enthusiastic_about helping others. 2．马丁曾因在公司的出色工作被授予“先进工作者”的称号。 Martin was_once_awarded_the_title of “Advanced Worker” for his excellent work in his company. 3．如果你的确想改变，你需要立即采取行动。 If you do_want_to_change,_you need to take action at once. 4．年轻时，他在多数事情上与父母意见不一致。 He disagreed_with_his_parents on most things when young. 5．我想知道是否现在所有机票都打折出售。 I wonder if all tickets are now available at_a_discount. 6．并非每个人都愿意承认自己的错误。 Not_everyone is willing to admit his/her mistakes. Ⅲ.阅读理解 A A mother goat is able to pick out her own baby from its voice alone by the time the kid is just five days old. Researchers from University of London played kids'bleats to female goats and studied their responses.They were surprised to find that the animals were able to pick out their own kids' voices. “A mother and kid rely a lot on smell to recognise one another and, in the wild, during the first week of their lives, the animals hide in grass and don't call much.It's a strategy they use to avoid enemies，” Dr Elodie Briefer, who led the research, explained to BBC News.“The mothers call to the kids when they want them to come and feed, so we expected that kids would recognise the mothers' voices.” In fact this was the case for deer, which also use this “hiding” strategy, although they do not belong to the same family of species as goats. She and her team recorded and played back young kids' calls to the female goats and recorded their responses. She explained, “Even when the calls came from kids that were five to six days old, we could see the mothers responding more to the voices of their own babies.” Hearing the voice of their own kids, the females would look towards the speaker that the sound was coming from, moving around and calling in response. The scientists say that understanding how goats behave and communicate is very important.“This helps us understand just how smart these ani ... ...
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