When ________ for his views about his teaching job, Philip said he found it very interesting and rewarding[ ]

The light is still on. He _____ to turn itoff when he _____ the room.

下列各句中，加点的成语使用不恰当的一句是（3分）

Whether it will do us harm remains_______ .

If you absolutely want to get the truth of Malaysia Airlines MH370, _______ wait until the timing is right