二、单项填空(共16小题; 每小题0.5分,满分8分)
从A、B、C、D四个选项中,选出可以填入空白处的最佳选项,并标在试卷的相应位置。
16. -Have you heard_____ news? The price of _____ petrol(汽油) is going up again!
A. the ;the B. /; the C. the; / D. /; /
17. Why dinosaurs died out still remains a ______, which reminds human beings of keeping wildlife free from being disturbed.
A. problem B. surprise C. puzzle D. question
18. -Shall I take this seat? -Certainly _____.
从A、B、C、D四个选项中,选出可以填入空白处的最佳选项,并标在试卷的相应位置。
16. -Have you heard_____ news? The price of _____ petrol(汽油) is going up again!
A. the ;the B. /; the C. the; / D. /; /
17. Why dinosaurs died out still remains a ______, which reminds human beings of keeping wildlife free from being disturbed.
A. problem B. surprise C. puzzle D. question
18. -Shall I take this seat? -Certainly _____.