重点讲解：
1. once again 又一次；再次；
He explained it once again.
他重新讲了一遍。
2. along with 随同…一起；
I enclose two tickets along with this letter.
我随信附上两张票。
3. would like to do sth. （表示习惯）愿意，希望；
I would like to make the following points.
我想提出下列几点。
4. insist on 坚持；坚决认为(或主张、要求)；
We'll insist on discussing this issue.
我们将抓住这个问题不放。