皮皮学，免费搜题
登录
搜题
【简答题】
蛋白质中氮元素的含量比较稳定,平均值为( ),一般粗蛋白质含量的测定采用( )方法
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】Peter has been out of work for half a year, so he wants to a job in this company .
A.
． prepare for
B.
． apply for
C.
． wait for
D.
． care for
【单选题】She ought (to) (stopping work); She (has a headache) because she has been reading (too) long.
A.
to
B.
stopping work
C.
has a headache
D.
too
【单选题】Because he has been out of _____ work for months, Jack now has to depend on his parents for _____living.
A.
/; a
B.
the; a
C.
/;/
D.
the; /
【简答题】There has been an increase in________ number of people looking for ________ work. [A]/; the [B]the; the [C]the;/ [D]a; the
【单选题】— Has the homework been finished? — Our teacher asked you .
A.
whether had the work been finished
B.
if the work had been finished
C.
the homework has been finished
D.
the work had been finished
相关题目：
参考解析：
知识点：
题目纠错 0
发布
