内容正文:
第八节 语法填空
A
(2021·全国甲卷)The Xi'an City Wall is the most complete city wall that has survived China's long history. It 1.________ (build) originally to protect the city 2.________ the Tang dynasty and has now been completely restored (修复). It is possible 3.________ (walk) or bike the entire 14 kilometers.
We accessed the wall through the South Gate. The wall is 12 meters high and from here you can see streams of people moving inside and outside the City Wall.
After 4.________ (spend) some time looking at all the defensive equipment at the wall, we decided it was time for some action and what 5.________ (good) than to ride on a piece of history!
We 6.________ (hire) our bikes from the rental place at the South Gate. My bike was old and shaky 7.________ did the job. It took us about 3 hours to go all 8.________ way around the Xi'an City Wall. Supposedly you can do it in two hours, but we stopped at the different gates and 9.________ (watchtower) to take pictures or just to watch the local people going about their 10.________ (day) routines.
B
(2020·全国卷Ⅰ)China has become the first country to land a spacecraft on the far side of the moon. The unmanned Chang'e4 probe (探测器)— the name was inspired by an ancient Chinese moon goddess — 11.________ (touch) down last week in the South PoleAitken basin. Landing on the moon's far side is 12.________ (extreme) challenging. Because the moon's body blocks direct radio communication with a probe, China first had to put a satellite in orbit above the moon in a spot 13.________ it could send signals to the spacecraft and to Earth. The far side of the moon is of particular 14.________ (interesting) to scientists because it has a lot of deep craters (环形山), more so 15.________ the familiar near side. Chinese researchers hope to use the instruments onboard Chang'e4 16.________ (find) and study areas of the South PoleAitken basin. “This really excites scientists,” Carle Pieters, a scientist at Brown University, says, “because it 17.____