Don’t talk about such things _______ you are not sure about.
A．which B．that C．as D．what
Hurry! The train _______. You know it _____at 8:30am. .
A．leaves; leaves B．is leaving; leaves
C．leaves; leaving D．is leaving; is leaving
With the help of high technology, more and more substances _________ in the past years.
A．discovered B．have discovered
C．had been discovered D．have been discovered
Jim is the only one of the policemen in his office who __________ the award.
A．have won B．win C．has won D．was to win
The company the girl used to work ________ was shut down last month.
A．for that B．for C．for whom D．/
假设你是李华，今天上午第一节课上外教老师Michael的课迟到了，Michael要求你用英语写一份解释说明，内容要点如下：
|
背景 |
今天早上6:45分左右于公交车站 |
|
起因 |
李华等车上学时，不远处站着的一位老人突然跌倒在地 |
|
过程 |
李华走近，发现他已晕过去了 |
|
|
正好有医生在场，对其实施急救 |
|
|
李华拨打120，并一直在老人身边陪伴 |
|
结果 |
10分钟后救护车到达，李华才离开。李华迟到了7分钟。 |
参考词汇：ambulance 救护车 first aid 急救 faint 晕厥
已提供的句子不算在五句内。
Dear Michael,
I am terribly sorry that I missed the first part of your class this morning. Now I am writing to explain to you what happened.
________________________________________________________________________________
________________________________________________________________________________
________________________________________________________________________________
I hope you can forgive me.
Yours,
Li Hua
