Question

---The light in the room is still on. Do you know_______?
---In order to prepare for the coming exam.

A．if he works hard	B．why he stays up late
C．why is he so busy	D．when he will stop working

Answer 1

B

試題分析：根據(jù)題干，我們可知本句是一個(gè)賓語從句或間接引語。賓語從句或間接引語的語序應(yīng)該用陳述句語序，通過觀察發(fā)現(xiàn)應(yīng)排除C；根據(jù)答語“為了將來的考試做準(zhǔn)備。”可知，上句應(yīng)該是問原因的，故用why。所以本題選B。
點(diǎn)評(píng)：本題只是考查賓語從句的一個(gè)點(diǎn)，語序問題，且只能排除一個(gè)選項(xiàng)，所以必須根據(jù)答語才能選擇合適的答案。