【判断题】People used to throw garbage into rivers and they now get rid of it by throwing it into an open dump.
【简答题】冻结食品在生产、贮存及流通各个环节中, ______ 和 ______ 对其品质的 ______ 有决定性的影响。
【单选题】制图标准是在全国范围内使图样标准化、规范化的统一准则。某些行业部门还制定有部颁标准,则部颁标准是
【单选题】What did the man mean?
B.
He could lend her an extra pen.
C.
He could offer her a pencil.
【简答题】阅读短文,回答问题。 People didn't use to throw things away. They used to mend their clothes and reused them until they wore out. When they bought things, they used to carry shopping baskets. But now we don't r...
【单选题】—I’d like a pen which _________ well. —Will this one _________?
【简答题】If a British person wants to borrow a pen, what will he say? He will say, '______'.
【单选题】制图标准是在全国范围内使图样标准化、规范化的统一准则。某些行业部门还制定有部颁标准,则部颁标准是
【单选题】制图标准是在全国范围内使图样标准化、规范化的统一准则。某些行业部门还制定有部颁标准,则部颁标准是
【单选题】规范化的统一准则。某些行业部门还制定有部颁标准,则部颁标准是:()