高中高考英语语法专练8：词性转换三(原卷版)

词性转换考点专练三
【词性转换对点专练】
单句语法填空
单句语法填空
1．Although three days isn't very long, ________ (short) of time is the least of his problems.
2．It was the lack of ________ (private) that eventually persuaded us to move after Ben was born.
3．The sudden ________ (weak) in her legs made her almost fall to the ground.
4．Not fearing of the prison guards' ________ (cruel), he kept active and begged no mercy from them.
5．Her assistance and encouragement were so beneficial to his psychology that he adapted to his ________ (disable) soon.
6．Food in small pieces could be eaten easily with twigs which ________ (gradual) turned into chopsticks.
7．You will ________(automatic) get free dental treatment if you are under 18．8．We are using drones to film the Great Wall, which provides a ________ (complete) new and fascinating perspective.
9．More ________ (surprising), a narrow street in Barcelona was typical of Mediterranean villages.
10．We can ________ (large) the reading room by knocking through between the two small rooms.
语法填空
A
Kiwis are endangered little birds native to New Zealand.It 1．________ (believe) that these small birds exist as a result of New Zealand's isolation (隔离) from the other parts of the world, forcing animals there 2．________ (adapt) and evolve (进化) so as to be able to survive and reproduce.The evolution is what has led to the present 3．________ (appear) of the kiwi bird.
Kiwis are a national symbol of New Zealand, with the name kiwi 4．________ (be)
associated with many things in New Zealand including their famous rugby national team.
Kiwis have excellent memories and can remember something that 5．________ (happen) as long as five years back.Even though they have feathers, their feathers look and feel 6．________ (much) like hair rather than feathers.This enables them to be able to hide in a bush and go 7．________ (complete) unnoticed by their natural enemies.Unlike most birds, the kiwi bird has a great sense of smell 8．________ enables them to sniff out prey (猎物) hidden in bushes and underground.
The smallest kiwi bird has 9．________ height of 45 centimeters and weight of 2 kilograms while the largest kiwi can grow 10．________ 50 centimeters tall and can weigh 3.5 kilograms.
B
Black holes aren't actually holes.They are 11．________ (object)that contain a lot of mass packed into a tiny area.Most black holes form when giant stars die and break down.As 12．________ star dies，the material that it's made 13．________ gets squeezed into a smaller and smaller space.Eventually it forms 14．________ is called a stellar­(恒星的) mass black hole.Astronomers estimate that one of these relatively small black holes 15．________ (be)born every second.
Supermassive black holes are much 16．________ (big)，as their name suggests.Instead of containing the mass of one star，they can contain the mass of millions or billions of stars.
Scientists first picked up signs of black holes in the late 1700s.But no one had actually seen one until 17．________ (recent)．Because light can't leave a black hole，it's not possible to see one with a regular telescope.But many black holes are surrounded by a swirling ring of gas and other material.This ring，18．________ (call)an accretion disk(吸积盘)，heats up and gives off light.Scientists can study that light to learn about black holes.
In early 2019，scientists 19．________ (share)the first picture of a black hole.They made this picture 20．________ (use)a virtual telescope that combined the power of eight observatories around the world.。