第21题: [单项选择]What structures were adopted in seventeenth century colonies A. Simple houses that were primarily functional. B. Houses that were made of wood, stone, or brick. C. Houses with traditional designs from the Old Ages. D. Larger windows without shutters. 参考答案:A 答案解析:[听力原文] 18-23 Seventeenth century houses in colonial North America were simple structures that w
第28题: [单项选择]All the class burst ______ laughter when they saw the funny picture. A. in B. at C. on D. into 参考答案:D 答案解析:[解析] burst into是惯用搭配，意为“突然进发出……”。如：burst into laughter意为“突然放声大笑”；burst into tears意为“突然放声大哭”。
