—May I use your computer?
—______. [ ]
A. Not at all.
B. Good
C. OK.
D. Fine.
答案:C
Barkabout0.2to0.8mmthickoccurringincloselypackedcompoundquillsmadeupofsingleordoublequills.Whichofthefollowingisnottrue
A.皮,厚0.2-0.8mmB.呈复卷状C.可由单卷重叠成复卷状D.可由双卷重叠成复卷状E.可呈片状
教学的任务就是传授科学文化基础知识,培养基本技能技巧。