I am sure that if it came to that point, he would do___ is expected of him.

下面是一位同学给本班语文老师发的一条短信，表达得体的一组是（ ）陈老师好！①我是高三（1）班的李华，我们班定于本周三下午②在学校道德讲堂举行“城市文明，人人有责”主题班会活动，希望您届时有幸参加③，盼复④。谢谢！

She was so________that she wouldn’t give in until she received a full apology.[ ]

When we hurried to the meeting room, the meeting_______.

17– My mother always tells me to try my best _______ many difficulties– I can’t agree any more_______ you put your heart into work, you can overcome them