高三语法填空专项练习19-21

1、语法填空每日练习练习19Study shows flushing creates clouds that can carry 1 (virus).Physics has been surprisingly prominent in the scientific activities 2 (understand) COVID-19 and its real and potential impacts.Now a team 3 (use) a computer simulation to provide the best encouragement to put the toilet lid do

2、wn. It shows 4 a flushing toilet can create a cloud of viruscontaining aerosol droplets 5 is large, widespread and long-lasting enough fbr the droplets to reach and be breathed in by others.As water pours into the toilet bowl from one side, it 6 (strike) the opposite side, creating vortices. These v

3、ortices continue upward 7 the air above the bowl, carrying droplets to a height of nearly a metre, 8 they might be inhaled. These droplets are so small, the researchers say, that they float in the air fbr over a minute.The findings are general but relevant to the current times, the researchers add,

4、because studies 9 (show) the novel coronavirus that causes CO VID-19 can survive 10 the human digestive tract and show up in faeces.练习20A new study shows that when fish 1 (spawn) or are embryos they are more vulnerable to hotter water.With medium-level human-caused climate change 2 (expect) by the e

5、nd of the century, the world!s oceans, rivers and lakes will be too hot fbr about 40%of the world!s fish species in the spawning or embryonic life stages, according to a study. That means they could go extinct or be forced 3 (change) how and where they live and reproduce.A marine heatwave last year

6、4 (cause) large numbers of migrating salmon to die throughout Alaska!s rivers.“With spawning fish and embryos most sensitive to warming waters, it 5 (mean) fish populations wont be able to replace 6 (they)? said Rutgers University ecologist Malin Pinsky, 7 wasn!t part of the study 8 praised it. He s

7、aid, Without reproduction, we have no fish, no fishing and no fish on our plates.HThe more we allow temperature to change.the9 we will lose the l 0(nature) foundation of human life, including food from the sea J a marine biologist said.练习21Language sways how we perceive expressions.Traditionally, 1

8、(emotion) facial expressions, such as happiness or anger, are thought to be the primary thing you use 2 (understand) someones emotion J says Megan Barker 3 Australias University of Queensland. But her team!s study adds to evidence 4 our evaluation of facial expressions 5 (influence) by other context

9、ual factors such as language.The researchers recruited more than 270volunteers.For each, they paired 32 photos of four people with eight different 6 (express) happy, sad, angry, scared, disgusted, surprised, embarrassed and proud-with emotion words of varying intensity.For instance, a sad face 7 (sh

10、ow) alongside the word down and then later with the word “upset”. They 8 (find) that peopled judgement of eight expressions was influenced by the word it was presented with. When participants saw an angry face alongside the word furious, they rated it as more powerful than 9 it was paired with the w

11、ord grumpy”. If a scared face was paired with the word “terrified： it was rated as more energized than when shown with the word worried”. “Emotions are not simply read from expressions/9 the researchers concluded, Rather, language may have 10 last word.”答案练习191. viruses 2. to understand 3. has used1. viruses 2. to understand 3. has usedstrikesintowhere4. how 5. that9. showing 10. in练习201. are spawning6