题目

—______do you like music? —Because it's relaxing. A．Why              B．When             C．How                     D．What 答案：答案：A 点拨：考查特殊疑问词。由答语中的because(因为)可知，问句应询问“为什么”。故选A项。根据句意和汉语注释，在答题卡标有题号的横线上，写出单词的正确形式。 1.I’m so helpful that it's my ______ (please) to help give a seat to somebody in need. 2.The final-exam is coming. The students are ______ (active) revising for tests. 3.Because many factories pour waste water into the river, we must take action to change the______ (pollute) environment. 4.It’s known to all that this trail is the ______ (far) one we have ever walked.