49. Because of the weather changes, we have 　▲　 　(较少的) fine days than before.

48.Go straight on and turn 　　　▲　　 　(向右) at the second crossing.

47. Many people often climb the Zijin Mountain on 　　　▲　　 　(星期天) mornings.

A)根据括号中所给的汉语写出单词，使句子意思完整正确。

46. The CD-ROM helps you learn English and 　　　▲　　 　(数学).

15. It's very hot in this room.　 Why don't you ______ your coat?

A. put on　　　　　　　　 B. put away　　　　　　　　　 C. take off　　　　　　　　　　 D. get off