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有语法问题[求助]
1.( Though) Cristopher Columbus (is) better known (as )Italian explorer Amerigo Vespucci, it was Vespucci( who) lent his name to the America.
key: c
2. Vitalism, which believes in a vital force totally separate from (that of) energy, was( under )the forefront (of) phibsophy in the (early part) of the century.
key: b
3. Since( their) oppearance on (farms) in the United States between 1913 and 1920 , truck( have changed) patterns of production and( market) of farm products.
key: d
4. Mercury and Venus( are) the( only planets) in the Solar System (where)do not have (moons).
key: c
5. Most leaves are coated with a waterproof ___ , or cuticle.
a) that the covering b) and is covering c) covering d) by covering
key: c
6. The harmonica's (tones) are made by the vibrations of the reeds ( created by) the ( blowing) and suction ( to) the player.
key: d
7. ( Only ) the female and the worker wasps are ( equipped) with a sting, which the ( use it ) to attack their prey or to protect ( themselves) against enemies.
key: c
8. Ethics is the branch of philosophy that ( deals with) the values of (life ) in a coherent, (systematics) , and (science) manner.
key: d
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发表于 2004-1-1 12:16:00
