第4题: [单项选择]Speaker A: What shall we do this weekend Speaker B: How about going to London on Saturday There's a good exhibition on at the Royal Academy. Speaker A: ______. Shall we get the coach or the train 参考答案:C 答案解析:[注释] 注意乙所说的How about引起的句子体现了“提出一个建议”的语言功能,接受建议的常用表达法为That's a good idea。A和B选项为否定建议的表达法,但其与后半句的意思相左,所