问题

Warmblooded animals live an active life even in freezing winter, which helps them to________their normal body temperature.[ ]

A: keep up
B: build up
C: bring up
D: pick up

正确答案是：

同类题型

otball team _____ every match so farthis year, but we still have three more games to play

.“Goodbye, then,” she said, without even ___________ from her book.

He brings home _____.

Crusoe’s dog became ill and died, made him very lonely.

下列各句中．没有语病的一句是（）