外研版（2019）必修第三册 Unit 2 Making a difference 选择题 练习（含解析）

外研版（2019）必修第三册 Unit 2 Making a difference 选择题 练习（含解析） 1．“The population _____ issue is severe in USA, but the country has never had more kids, and participation in high school sports has never been higher,” said a professor _____ around 50. A．aging…aging B．aged…aged C．aging…aged D．aged…aging 2．From the date _____ on the gold coin, we decided that it was made five hundred years ago. A．marking B．marked C．to be marked D．having been marked 3．After a number of years without a front left foot, the elephant was given a temporary artificial foot _____ and prepare her for a permanent device she received last week. A．meant to strengthen B．meaning to strengthen C．meant strengthening D．to mean to strengthen 4．What are some of the problems _____ by chemical fertilizers A．cause B．causing C．caused D．to cause 5．There will be a bow and arrow competition _____ to retell _____ the Plains Indians used to hunt for food. A．designed; what B．designing; how C．designing; what D．designed; how 6．We believe the time and hard work _____ in completing such an important project are worthwhile. A．involved B．involving C．to involve D．to be involved 7．If water becomes _____scarce in decades _____water _____will become a hot issue all over the world. A．increased, coming, short B．increasing, to come, short C．increasedly, coming, shortage D．increasingly, to come, shortage 8．My friend offered to pay my plane fare, which was very _____ of him. A．mean B．general C．generous D．sharp 9．Bringing up a great child alone should give you a sense of_____. A．arrangement B．treatment C．embarrassment D．achievement 10．It came as a great _____ to the parents that their son finally came back safe and sound. A．favor B．sense C．relief D．relaxation 11．The building _____ last month is a modern hospital. A．to be built B．being built C．built D．be built 12．I suggest that the person_____ put into prison. A．refer to B．referred to be C．referring to should be D．referred to was 13．The houses _____ for the refugees in the earthquake have already been completed. A．designed B．designing C．to design D．having designed 14．The 90’s people seem to have enjoyed the great benefits _____ about by the great level of cultural and economic development. A．brought B．bringing C．to be brought D．having brought 15．We are watching the science lecture _____by our Chinese astronauts from space station. It’s so exciting. A．given B．giving C．to give 16．Stop being so _____, don’t get angry with such unimportant matters. A．sensitive B．cruel C．fierce D．simple 17．Nowadays, more and more Chinese homes have the technology and equipment _____ to do online shopping. A．needed B．needing C．need D．to need 18．The first textbook _____ for teaching English as a foreign language came out in the 16th century. A．to be written B．writing C．written D．having written 19．LEAP is a movie _____ on the Chinese woman volleyball team, with the part of Lang ... ...