题目

You are _to type quickly when talking to each other on QQ so the other person doesn't get bored.A. suggested B. supported C. taught D. supposed 答案：【答案】D【解析】考查动词词义辨析。句意：用QQ在网上和别人聊天时你应该打字快一点儿，这样另一个人就不会厌烦。suggest“建议”，support“支持”，teach“教”。be supposed to do sth．则表示“应该做某事”，符合句意。列举近代我国签订的三个不平等条约的名称。