it's（带撇号）只能用作itis的缩约形式。"It's" (with an apostrophe) should be used only as a contraction for "it is".用句后括号中的词或词组来回答问题, 注意撇号的位置.Answer these questions, using the words in parentheses. Put the apostrophe in the ri...
Sale: General merchandize, hardware, alternating current, product of chemical industry.销售: 百货, 五金 、 交电 、 化工产品.Only the most high income estate and afford merchandize residence.最高收入阶层有能力购买商品房住宅.Because of the type of the ...