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题库 / Prep2007E2-SC-150
Hydrocarbons, with which fruit flies perfume themselves in species-specific blends, are known to be important in courtship, and apparently this assists flies that taste the hydrocarbons on prospective mates to distinguish their own species from that of others.
and apparently this assists flies that taste the hydrocarbons on prospective mates to distinguish their own species from that of
and apparently this assists flies when they taste the hydrocarbons on prospective mates in distinguishing their own species from those of
which apparently assists flies that taste the hydrocarbons on prospective mates in being able to distinguish their own species from
apparently assisting flies to taste the hydrocarbons on prospective mates to distinguish their own species from those of
apparently assisting flies that taste the hydrocarbons on prospective mates in distinguishing their own species from
仔细读题！ H assist files to taste H 显然不对，
assist sb in doing sth
those of others也不对
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