The price of oil is much _____________ than before so that many people go to work by bus instead．

The gravity on Mars is only about________ of that on Earth.

Would you please give me_______ my English study

He once remarked that “All happy families ________ one another, but each unhappy family is unhappy in its own way”. [ ]

Jack is good at English but he doesn’t like physics. _________ his twin brother.