【简答题】It’s nice to have friends. Well, how can we have friends? First, spend ______ time with people. If you want to make friends, you need to meet people. You can go to places ______coffee shops or clubs t...
【单选题】How are sleep and dreams related with people's performances?
A.
The less sleep people have, the better they perform.
B.
The fewer dream characters, the happier people are.
C.
The level of one's moods rises and falls according to his dream characters.
D.
The less dozy, the more clear-thinking.
【多选题】播种育苗时,播种量的确定主要取决于( )
【单选题】计算理论播种量的公式是()。
A.
播种量(g/亩)=每亩株数×每穴粒数/每克粒数×使用价值
B.
播种量(g/亩)=每亩株数×每穴粒数/每克粒数
C.
播种量(g/亩)=每亩株数×每穴粒数/使用价值
D.
播种量(g/亩)=每亩株数/每克粒数×使用价值
【简答题】棉花播种技术包括掌握适宜播种量、( )和达到较高的播种质量等。
【多选题】(玉米4-2)关于玉米播种量和播种深度,说法正确的是( )
D.
覆土厚度要一致,以保证出苗时间一致、出苗整齐
【单选题】早熟禾草坪进行播种时精细播种量为()g/㎡,粗放播种量为()g/㎡。()