已经有好几年不作英语题目了,看了看连一些简单的问题都不敢回答了,特地请交.

已经有好几年不作英语题目了,看了看连一些简单的问题都不敢回答了,特地请交.
1.they have two teams,and ___have a good chance of winning.
A.all B.either C.such D.each
2.read the book carefully ___you will find lots of data you need.
A.and B.so C.or D.if
3.it's reported that by the end of last month the sale of the company___by 10%.
A.has risen B.had been rising C.had risen D.has been rising
4.i used to smoke___,but i gave it up three years ago.
A.severely B.heavily C.strongly D.seriously
5.more than ten percent of the workers___from italy.
A.is B.comes C.was D.are