Coal is classified as a fossil fuel because______ is made from compressed plant fossils.

admin2019-07-01 48

问题 Coal is classified as a fossil fuel because______ is made from compressed plant fossils.

选项 A、it
B、of its
C、is coal
D、coal it

答案A

解析 The pronoun it is the subject of the second clause.

转载请注明原文地址:https://kaotiyun.com/show/1efO777K

托福（TOEFL）

相关试题推荐

随机试题

最新回复(0)