Грамматика английский язык, помогите, пожалуйста

[lenar]

1. The instructions for this model are ____________ as possible, so it will be difficult to put together. ( A. clearly more defined; B. as clearly defined; C. as defined clearly; D. more clearly defined). 2. __________ several weeks for a person to starve to death, but without sleep the human body dies in about 10 days. ( A. Usually taking it; B. Usually takes it; C. It usually takes; D. To take it usually). 3. ___________ that you borrowed his car, he would be very angry. ( A. Ever were Matt to find out. B. Were Matt ever to find out. C. Matt were ever to find out. D. Were ever to find out Matt.) 4. Newly installed gypsum board walls _________ before they are painted. ( A. with a sealant coated; B. should coat with a sealant; C. should be coated with a sealant; D. coating with a sealant.) 5. Although the color television set _______almost every American family now owns at least one. (A. a recent invention is; B. is a recent invention; C. recent is a invention; D. is it a recent invention.) 6. Descendant of a long line of New Englanders, Robert Lowell chose, in his early poems ___________ against his background of Bostonian eminence and public service. (A. for reacting; B. to react; C. reacted; D. to the reaction.) 7. In most cases the current balance available in a checking or savings account ____________ .( A. can be verified by telephone; B. on the telephone can verify; C. in verification by telephone; D. being verified by telephone) 8. Not until several years after a war has ended _________ to feel the severe psychological damage it can cause. (A. do many of its veterans begin; B. many of its veterans begin; C. and many of its veterans begin; D. many of its veterans beginning). 9. Astronomers rely on measurements of mass and brightness to determine __________ .(A. how old is a star; B. is a star how old; C. a star is how old; D. how old a star is.). 10. ___________ recover from the setbacks they have experienced in recent years the economy of the entire country would be positively affected. (A. American car manufactures should ever; B. Ever shou

[julyetashb]

Кажется, так:
1.C
2.C
3.C
4.D
5.B
6.C
7.A
8.С
9.A
10.Допиши варианты