All countries need , timely and reliable climate information as well as high quality climate services , as they will benefit the whole humankind.

下列句中划线成语使用恰当的一项是（ ）

___the problem of land erosion getting more serious, the government is searchingfor a way to deal with it.

Shewondereduneasilywhat useshe would_____this opportunity.

ou get a ticket—No, ,but there wasn’t any left