They sent out questionnaires to 100 schools countrywide.他们向全国100所学校发放了问卷。Badly written questions limit the usefulness of questionnaires.问题设计得不好,调查问卷的用途就会打折扣.The computer could produce the questionnaires ready for mailing...
I took one of the pills and chewed it up.我拿起一粒药丸，把它嚼碎。Every spring the ozone is chewed up, and the hole appears.每年春天，臭氧遭到破坏，空洞就出现了。Goldstone chewed over the idea further.戈德斯通进一步考虑了这个问题。He chewed his lower lip nervously.他...