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  3. Astronomers have learned that the spectacular tails of comets are extremely tenu

Astronomers have learned that the spectacular tails of comets are extremely tenu

游客2023-10-12  78
问题 Astronomers have learned that the spectacular tails of comets are extremely tenuous bodies, ______ particles that the pressure of light can bend them.
选项 A、comprising the least
B、composed of such minute
C、composed of very large
D、having so small number of
答案 B
解析 such…that如此…以至于；be composed of由…组成。句意：天文学家表明彗星壮丽的尾部由极度纤细的物体构成，物体颗粒如此微小以至于光波都能把它们压弯。
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