下列各句中，没有语病的一句是（ ）

Though measures have now been taken to prevent further price hikes, many people remain _______ over the rising cost of food.

Jenny,they say you have asked for a leave because of a sudden headacheI’m worried about you,and are you ________better now?—I’m all right now,thanks for your care

The young lady has a ________ for helpingdisabled people.

下列各句中，加点的成语使用恰当的一项是（ ）（3分）