unit 4 sharing
单元练测卷
（时间：90分钟 满分：120分）
ⅰ. 单项填空（共15小题；每小题1分，满分15分）
从a、b、c、d四个选项中选出可以填入空白处的最佳选项。
1. first impressions are the most lasting. after all, you never get __________ second chance to make __________ first impression.
a. a; theb. the; the
c. a; ad. the; a
2. do you know when the european sky will be open? the passengers are __________ to know it.
a. agreeingb. dying
c. decidingd. desiring
3. —did you remember to give mary the
