帮忙做一下这些英语题!谢谢急~~

帮忙做一下这些英语题!谢谢急~~
1Suddenly these clichés are scientific questions, as researchers ____ the power of positive thinking.
A. scrutinize B. scrummage C. scrunch D. scruple
2. Most people are a mix of optimism and pessimism, but are ____ in one direction or the other.
A. involved B. included C. inclined D. incised
3. Environmentalists reject Ame’s arguments, saying that we are _____ to keep the total exposure to carcinogens as low as possible.
A. objected B. obliged C. observed D. obligated
4. The program arouses the fears of neighbouring nations, so that they too increase their ____ to match those of the first nation.
A. arguments B. armaments C. agreements D. arrangements
5. .It is the “insolubility” of the rat’s problem that leads to its nervous ____.
A. breakthrough B. breakaway C. breakout D. breakdown
6. ____ with the disclosures of a difficult romance are fragments of Einstein’s thought as he struggled toward confidence in his concept of relativity.
A. Interviewed B. Intertwined C. Interfered D. Interacted
7. In a letter to Maric in 1899, Einstein ____ his first theory of relativity.
A. anticipated B. participated C. appreciated D. antedated
8. Just be of good cheer, love, and don’t ____.
A. freak B. freeze C. fret D. fray
9. Every environmental ill is ____ as an onrushing calamity.
A. deposited B. depicted C. deposed D. deprecated
10. No environmental problem threatens the “planet” or ____ the danger of a nuclear war.
A. deals with B. copes with C. rates with D. meets with
11. Economic growth and the environment can be ____.
A. at odds B. at large C. at ease D. at once
12. We remember a beauty that faded, a love that ____.
A. waxed B. wailed C. waned D. waged
13. Taste is ____ a matter of expense: a slice of good Cheddar is better than many an expensive meal.
A. by the way B. by all means C. by no means D. by means of
14. Hardware and jellyware differ only in the fact that hardware is ____ crystalline structures while jellyware consists of colloidal structures.
A. made of B. made up of C made from D. made in
15. Hardware and software are expensive and require a large up-front capital expense in the hope of reducing operating expenses ____.
A. on the line B. in the line C. along the line D. down the line
16. Today it’s a 50-50 ___ as to whether people will stop for a red light.
A. make-up B. toss-up C. set-up D. hold-up
1. ____ newly hired representatives, optimists sold 20-percent more.
A. Over B. By C. Off D. Of
2. These people, who ____ never have been hired, sold 10-percent more insurance than did the average representative.
A. might B. must C. could D. should
3. The pessimist feels like fate’s ____ and moves slowly.
A. played B. being played C. to play D. playing
4. Professor N.R.F Maier of the University of Michigen performed a series of experiments several years ago ____ “neurosis” is induced in rats.
A. in that B. in which C. in those D. in whom
5. It came in a period ____ many physicists still believed that space was filled with an invisible medium through which light waves could be propagated.
A. where B. when C. that D. whose
6. Only by becoming wealthier ____ correct these conditions.
A. countries can B. can be countries C. can countries D. can countries be
谢了