英语啊.几个动词填空.1、Grandfather was made （）（work）over ten hours a d

英语啊.几个动词填空.
1、Grandfather was made （）（work）over ten hours a day before the PRC was founded.
2、He promised （）（arrive）here before 7 a.m.I don’t know why the hasn’t come yet.
3、He seemed （）（know）how to use the new computer.
4、If it （）（not rain）tomorrow,I will go swimming.
5、It’s easy for some people （）（read）English books,but difficult （）（speak）English.
6、My cousin always came first in the Maths test,but he never （）（show）off.
7、My grandfather preferred walking to （）（jog）.
8、I’m wondering what （）（happen）to the little girl .She looks so sad at the moment.