47. According to the passage, which of the following statements is true?
(A) Thunder is a rare natural occurrence.
(B) Lightning is always followed by thunder,
(C) Thunder is the result of air compression by lightning.
(D) Few people are scared of the sudden noise made by the “clap” of thunder.

答案：登入後查看
統計： A(3), B(9), C(20), D(2), E(0) #589109

Skyler

B1 · 2014/12/15

#955697

clap

霹靂聲；破裂聲；拍擊聲[C]

A clap of thunder reverberated through the house . 一聲雷鳴在屋子裡回響。

Skyler

B2 · 2014/12/15

#955698

compress

壓，壓緊，壓縮

Wood cuttings and sawdust can be compressed into boards . 木屑和鋸末可壓製成板。