题目内容
8. They are tired out because they (work) on this programme since6:00 am this morning.
8. have been working
根据中文意思及括号内的提示完成句子
1. 不付出巨大的努力，没有人会成功的。
Everyone will successful great efforts.(not... unless)
7. He is very strongminded. He seldom (在乎) what other people think and say.
9. Don't pick them!These fruits taste much better when they (ripe) .
3. The little boy is dirty all over because he (play) in the mud all the morning.
3. The copper coins they found date the Song Dynasty.
2. Recently the mother (一直在告诫) her naughty son not to make trouble.
6. That experienced craftsman makes things (巧妙地) .
