Knowing how long the test would last, the students who finished ____ back and waited until the end of the exam.
Prices of daily goods ________through a computer can be lower than store prices.
About 698,000 laptops were sold in China in second quarter, 12.1% in crease from a year ago.
A person’s_____ body temperature is about 37℃.
Do you think that people are _______off than they were five years ago as our standard of living is improving.
From her ______expression, I knew she hadn’t expected I would ask her such an ____ question.