从A、B、C、D四个选项中，找出其划线部分与所给单词的划线部分读音相同的选项。
【小题1】grade   

It’s hot in the shopping mall, because the air-conditioning system ______.

--- How can I use iPhone 4s?
--- Just refer to the _________.

In class the professor__________ the finance project in simple but vivid language to make it easier for us to understand.

Every pupil has his own potential so it is not proper to _____them ____two kinds

The written record of our conversation doesn’t ______ what was actually said. There are a lot of mistakes.

We can no longer ________ to consider water an almost free resource that we can use as much as we like.

This article may be some advice about how to _________ oneself in society.

A good solution to the problem _________at the meeting.