Generally speaking, all kinds of materials will expand when heated but will______ when coo
A.contrast
B.contract
C.survive
D.return
A.contrast
B.contract
C.survive
D.return
() speaking, no variety of language is better than or superior to others.
A.Generally
B.Socially
C.Politically
D.Linguistically
A.Half a year
B. More than 3 weeks
C. More than 3 months
A.deceptive
B.jealous
C.preconceived
D.stale
A.reading, writing, listening, and speaking
B.scanning, skimming, predicting, making references
C.knowledge of vocabulary, spelling, meaning, and usage
D.the productive skills
A.一般来说,公共演讲中所用的语言文体正式,惟妙惟肖,具有说服力。
B.一般来说,公共演讲中所用的语言风格正式,语调清晰生动,说理目的明确。
C.一般来说,公共演讲中所用的语言风格正式,语调清晰生动,目的是劝慰别人。
Spring appears to be the best period of the year for thinking. One reason may be that in the spring man's mental abilities are affected by the same factors that bring about great changes in all nature. Autumn is the next best season, then winter. As for summer, it seems to be a good time to take a long vacation from thinking.
Generally speaking, it is far fitter for creative thinking when the weather is ______ .
A.sunny and fine
B.windy and rainy
C.warm and wet
D.neither cold nor hot
Spring appears to be the best period of the year for thinking. One reason may be that in the spring man's mental abilities are affected by the same factors that bring about great changes in all nature. Autumn is the next best season, then winter. As for summer, it seems to be a good time to take a long vacation from thinking.
Generally speaking, it is far fitter for creative thinking when the weather is ______ .
A.sunny and fine
B.windy and rainy
C.warm and wet
D.neither cold nor hot