对班主任工作评价要以________为准绳,以________为依据,以各方面意见为参考,做到实事求是,恰如其分
The compositions contained so few errors that the teacher got the students _____ one another ’s papers.
A. correct
B. to correct
C. correcting
D. to be correcting
有一台真空炉测漏前真空度5×10-3mmHg,3分后真空度2×10-2mmHg,求这台炉子的漏气率为多少Pa/min?能否进行重要用途TA15合金Φ622mm一次熔炼?
I never regretted _____ his offer, for it was not where my interest lay.
A. not to accept
B. not having accepted
C. having not accepted
D. not accepting