2015年真題 詞匯12(括號(hào)里的詞需替換)
12. Earth has an atmosphere, which protects the surface from harmful (rays).
A.minerals
B.substances
C.gases
D.beams
12.[正確答案]D
[考點(diǎn)類型]名詞
[考點(diǎn)剖析]題干中的rays意為“光線;射線” , minerals"礦物質(zhì),礦產(chǎn)", substances“物質(zhì),材料 gases氣體”; beams“光線,光束”。分析句意,大氣層應(yīng)該是可以阻擋有害的光線。