Unit 4 Astronomy- the science of the stars课时作业grammar

　　第一节　(共20小题；每小题1.5分，满分30分)

　　阅读下面短文，从短文后各题所给的A、B、C和D四个选项中，选出可以填入空白处的最佳选项。

　　(2018·甘肃重点中学协作体高三上学期第一次联考)

　　From an early age，Parker always said that he would be an astronaut when he grew up.But no matter how much he studied and took tests，he was never __1__ to fly in space.__2__ ，he grew over the maximum age for taking the selection tests.In other words，he would never be able to fulfill his __3__.

　　Thinking about all the time and __4__ Parker had put into trying to be an astronaut，people felt __5__ for him.Despite what he was told about having to__6__ his ambition，Parker continued training and studying，__7__ he was going to have the tests the next month.

　　He__8__ as he got older，and when he was a very old man he heard that they were doing some very important __9__ experiments.For those experiments they needed a very__10__ astronaut.Parker，who walked with a __11__ ，was the only old man in the whole world who was__12__ to fly in a rocket.Therefore，Parker found himself flying in__13__ ，all with the help of science.It was clear that the __14__ gained during those missions helped to cure one of the worst sicknesses for old people，and Parker was__15__ as a hero.

　　Photos of the astronaut with a walking stick and no teeth __16__ all over the world，and became a __17__ of how you can never train or learn too much.It showed that __18__ effort always brings __19__ even though it may not be in the form we had first __20__.

　　1．A.noticed B．selected

C．invited D．permitted

　　2．A.Secretly B．Suddenly

C．Luckily D．Finally

　　3．A.dream B．task

C．need D．belief

　　4．A.reputation B．power

C．effort D．practice

　　5．A.happy B．sorry

C．nervous D．calm

　　6．A.ignore B．forget

C．develop D．abandon

　　7．A.so that B．now that

C．as if D．even though

　　8．A.carried on B．took on

C．turned off D．got off

　　9．A.electrical B．physical

C．medical D．political

　　10．A.sick B．experienced

　　　　C．active D．old

　　11．A.map B．stick

C．guide D．candle