用所给词的适当形式填空 
All of us can get lots of presents on____ Day. (child)
Our school is big and beautiful. What about____?(they)
Be quiet! The mother with her twin babies____.(sleep)
You just need to practise____English more. (speak)
A good breakfast helps Amy____fit and health. (keep)
____ there a pair of trousers on the bed? I can't find mine. (be)
I don't know what____(choose) in the clothes shop.
There are some boys____ basketball on the playground. (play)
It takes me 2 hours ____ my homework every day. (do)
It's six o'clock now. Millie and Sandy____(not run) in the playground .

黄色皱粒（Yyrr）与绿色圆粒（yyRr）豌豆杂交,F₁的基因型种类及表现型比例为 （   ）　　

— ____(do morning exercises)

我们都知道朋友的重要性，但真挚的友谊需要经营。下交往行为不可取的是（　）