John is looking for a permanent position in the Civil Service.
A. lasting
B. commanding
C. high
D. well-paid
查看答案
“音乐”这个词中,“乐”的读音应该是:
A. lè
B. lì
C. yuè
D. yuàn
下列关于氯丁橡胶胶黏剂说法正确的有()。
A. 富有弹性、柔软性
B. 耐屈挠性较差
C. 毒性小
D. 粘结性能优良
He was losing the fight but he would not submit.
A. give in
B. give off
C. give back
D. give out
对铝进行热收缩时,加热温度控制在()。
A. 100℃~200℃
B. 425℃~600℃
C. 400℃~425℃
D. 600℃~800℃