下列各项中，没有语病的一项是

Excuse me, could you tell me where the hospital is—Go straight and turn____ left. It’s on_____ right.

We had planned to arrive at the park at 9 a.m., but unluckily, the car_____on the way.[ ]

Animals are obviously ________ lower form of life than ________ man.

niversity estimates that living expenses for international students ________ around $8，450 a year, which ________ a burden for some of them.