【正文】 ork, whether we can find the necessary tools or we cannot.不管我們能否找到所需的工具，我們都要把這項(xiàng)工作做下去。He didn39。My parents don39。天津高考)Let39。 if12. —Haven’t you seen Mr. Wilson at the lecture?—Yes, but he had left ________ I could ask him any questions.A. after B. before C. when D. since13. In the global economy, a cure for Covid19, ______ it is discovered, will create many economic possibilities around the world.A. whatever B. whoever C. wherever D. whichever14. —Mike is ___________ honest boy that all of us like him.A. such B. so C. such an D. so an15. _____________ fast the rabbit ran, it couldn’t escape the big grey wolf.A. No matter how B. How C. No matter what D. what16. I’d like to arrive 20 minutes early _____ I can have time for a cup of tea.A. as soon as B. as a result C. in case D. so that17. ____ full use you have made of your time to study, there is still room for improvement.A. Whatever B. Whenever C. However D. Wherever18. ________ much advice I gave him, he did exactly what he wanted to do.A. Whatever B. WheneverC. However D. Wherever19. I don’t believe we’ve met before, ________I must say you do look familiar.A. given that B. although C. since D. unless20. He moves more slowly than his sister .A. do B. does C. doing D. did21. They pletely ignore these facts they never existed.A. as B. as though C. if D. like22. As he __________ to his work that he didn’t notice that it was already past midnight.A. was so busy B. so devoted C. was so devoted D. was so turned23. — Mom, the film cost a lot of money.— Did it? Well, that doesn39。s work, she went late at night to deliver a baby for a poor family. It was because of her hard work and great consideration to her patients that hundreds of babies 76. (deliver) safely by her. 77. third example is Yuan Longping, the first agricultural pioneer in the world 78. (grow) super hybrid rice. Using his hybrid rice, farmers can produce harvests twice as large as before. Therefore, now the UN has more tools in the battle to rid the world 79. hunger. In short, so 80. (impress) is their work that they all deserve praising and learning from.3閱讀下面材料，在空白處填入適當(dāng)?shù)膬?nèi)容(1個(gè)單詞)或括號(hào)內(nèi)單詞的正確形式。ll miss your train.A. and B. if C. otherwise D. but6. Lose one hour in the morning ________ you will be looking for it the rest of the day.A. but B. and C. or D. so7. You need to pay your bill immediately， ________ your water and electricity will be cut off.A. or rather B. or else C. even so D. if so8. School in the cities are well equipped, ________ those in the countryside are poor.A. if B. while C. so D. as9. Notices in the waiting room requested that you can neither smoke ________ shout loudly.A. and B. or C. so D. nor10. As is often the case, Jack surfs on the Internet, reading news, ______ his wife does every bit of the housework.A. when B. while C. as D. if11. It is clear that no use can be made _________ radium _________ we don’t know clearly its characteristics.A. from。(2)as if/as though引導(dǎo)方式狀語(yǔ)從句時(shí)，常用虛擬語(yǔ)氣。However hard you try, it is difficult to lose weight without cutting down the amount you eat.不管你多么努力，如果不減少飯量，減肥很難。He is strong while his brother is weak.他很強(qiáng)壯而他哥哥卻很虛弱。4．or“或者”為表示選擇關(guān)系的連詞，or還可譯為“否則”，可用于句型：“祈使句＋or＋陳述句”。若是單數(shù)名詞前置時(shí)，要省略冠詞。②since引導(dǎo)時(shí)間狀語(yǔ)從句時(shí)表示“自從……以來(lái)”，從句一般表示動(dòng)作的起點(diǎn)，用一般過(guò)去時(shí)；主句表示動(dòng)作的延續(xù)情況，一般用現(xiàn)在完成時(shí)或現(xiàn)在完成進(jìn)行時(shí)。②在hardly/scarcely ... when ...與no sooner ... than ...結(jié)構(gòu)中，主句用過(guò)去完成時(shí)，than或when所在的從句用一般過(guò)去時(shí)。 opinion ________ he wants their support.8．(20193．結(jié)果狀語(yǔ)從句引導(dǎo)結(jié)果狀語(yǔ)從句的連詞有：so that、so ... that、