Question

. — What does the sign over there read?

—“No person __________ smoke or carry a lighted cigarette，cigar or pipe in this area.”

A. will    B. may

C. shall   D. must

Answer 1

C。

解析:

shall在陳述句中用于第二人稱和第三人稱時，可表示說話者的允諾、告誡、威脅、命令、規定、必然性等，如：You shall suffer for this. 你會為此事吃苦頭的。(表威脅) Tell him that he shall have the book tomorrow. 告訴他這本書明天給他。(表允諾) Persons under 18 shall not be employed in night work．不滿18歲的人不得雇傭干夜間工作。(表規定)