5、反,他提出两个选择。总结:instead用作词时,意思是“”。辨析:instead和insteadofinstead代替,相反位于句首或句末insteadof代替,而不是后接名词、代词或动名词运用:1.Dave went cycling_______________going skating.2. My brother isn’t good at math__________,he is good at English.3. Mr. Zhang likes reading newspapers___________books. 4.Ilike reading in th
6、e library____________in the classroom. 5. Yesterday John____________Mr. Zhang gave us talk on American history.6.challengeThisisaglobalchallenge.这是一项全球性挑战。Itistimetochallengethisvision.现在是时候质疑这种看法了。总结:challenge用作词时,意思是“”;用作词时,意思是“”。常用短语:acceptachallenge应战challengesb.to挑战某人做某事运用:他们会接受挑战吗?中