问题
填空题
根据所给汉语意思完成句子，使句子完整正确。
1. Jack has made great__________（进步）on his physics learning.
2. The lady refused the man's help__________(有礼貌地）.
3. Could you_________（拾起）the pen up for me?
4. The sign means "You can't_________ （吸烟）here.”
5. The little girl is afraid of_________（老鼠）.
答案
1.progress 2.politely 3.pick 4.smoke 5.mice