皮皮学，免费搜题
登录
搜题
【单选题】
关于精液的描述,错误的是A.
精液由精子和附属腺分泌物构成
B.
一次射精可排出精液3-5ml
C.
每毫升精液含1-2亿精子
D.
精液为乳白色,呈酸性
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】某招投标工程内单扇木质防火门项目，计有5樘，规格为1.0*2.0M，安装电子磁卡锁，聚脂清漆三遍油漆，本项目管理费、利润、风险费共计300元，若参照《浙江省建筑工程预算定额》(2003)投标报价，其综合单价为( )元/樘
A.
673
B.
1007.4
C.
1100
D.
947.4
【单选题】Listen to the conversation and tick what they are talking aboout.
A.
The company logo
B.
The brand image
C.
A marketing slogan
D.
A company advertisement
【简答题】Listen and tick or cross. 听录音，判断正(√)误(×)。 ( )1. What does a lion eat? ( )2. It is eating meat. ( )3. What else eats grass? ( )4. Giraffes eat leaves. ( )5. Does a cow eat grass?
【简答题】一词一空 A business memo serves a very useful purpose. It helps members of a business organization c_____, without the need for time-consuming m______. A memo is an effective and efficient communication t...
【单选题】An economic outcome is said to be efficient if the economy is
A.
using all of the resources it has available.
B.
conserving on resources and not using all it has.
C.
getting all it can from the scarce resources it has available.
D.
able to produce more than its current production without additional resources.
【单选题】An outcome is considered efficient if
A.
it is not possible to make someone better off without making anyone else worse off.
B.
it is the best available choice for an individual.
C.
it results in fair shares for everyone involved.
D.
it is possible to make someone better off without making anyone else worse off.
【简答题】Read the dialogue and tick what is recommended by the women.
相关题目：
参考解析：
知识点：
题目纠错 0
发布
