The price of oil has _________ sharply to $12 a barrel.
There are two lakes near Joe’s hometown, the larger of is nearly ten thousand square kilometers.
Perhaps it is true that nobody in the world knows exactly how the earth _____. A. came up B. came out C. came to power D. came into being
She is very _______ about this topic, so we’d better not discuss it in front of her.
I suggested that they set off early to avoid (避开) the traffic jam, _______ no one responded.
Nowadays, use____________of certain waste materials to protect the environment.