1 . 假设你是李华，原计划今年3月去英国的姐妹学校交换学习一个月，因新型冠状病毒肺炎疫情不得不取消了该计划。请你给姐妹学校的老师Jack写封邮件，内容主要包括:
1.表示歉意;
2.说明原因;
3.描述你的学习和生活情况。
注意: 1.词数80左右;
2.可以适当增加细节, 以使行文连贯。
Dear Jack,
______________________________________________________________________________________________________________________________________________________________________________________________________

Yours,

Li Hua

5 . She brought with her three friends, none of _______I had ever met before. (用适当的词填空)

6 . Eric received training in the computer for one year, _________which he found a job in a big company. (用适当的词填空)

7 . Soon children in the camp had many new friends, with ______ they shared food, stories and projects. (用适当的词填空)

8 . One the second floor there are two rooms, the larger of ______ is used as a meeting room. (用适当的词填空)

9 . Trading leather handbags is the business _______which the Greens have been devoted over the past decades. (用适当的词填空)

10 . The position, however, _______ which you are applying, is not quite a well-paid one. (用适当的词填空)