中国大学MOOC: He built a pair of wings of a size suitable to _______ his own weight, and made use of gravity as his motor.
sustain
举一反三
- He built a pair of wings of a size suitable to _______ his own weight, and made use of gravity as his motor. A: entertain B: retain C: obtain D: sustain
- 中国大学MOOC: In the past he often made his sister ____, but now he is often made _____ by his sister.
- 中国大学MOOC: He _____ his own health.
- He made it a ___ to bulid a successful business on his own in his district.
- He built up the business at the ______ (expensive) of his own health.
内容
- 0
中国大学MOOC: I ____ by his story that he made up.
- 1
中国大学MOOC: He’s an expert ________ getting his own way.
- 2
In despair at his failure, he [input=type:blank,size:4][/input]his own life.
- 3
中国大学MOOC: He made it quite clear ____ he wouldn’t change his mind.
- 4
中国大学MOOC: He hopes to open his own practice someday, and says having the expensive ______________ degree is good for his patients,