I have to work,___I?应填什么?

I have to work,___I?应填什么? ---Can you come and play with me ---___I have too much work to do.A Excuse me B I am afraid not. Personally,I prefer to stay up ___at night,but not ___I'll have to drive to work the next day.A.--Personally,I prefer to stay up ___at night,but not ___I'll have to drive to work the next day.A.deeply;whileB.deep;unlessC.far;becauseD.late;when选D为 I can't go to the party,___I have to finish my homework I'm sorry,___I have to study at home .是用and还是 but 英语语法：我现在没确定去哪儿工作 I‘m ___ ___ ___I’m going to work now. have problems ___I started to have problems __my eyes when I was seven years old.用in还是with “___I get a rise,i'll have to leave,George Strong said to himself.应该填什么呢? i can't finish the work the work on time without your help 同义句i can't finish the work the work on time ___i have your help SOME WORK的意思I HAVE TO DO SOME WORK i have a lot of work to do.否定句 i ( )have ( )work to do. there seems to be end to work i have to I have to work to buildI have to work ____(build)it.要怎样变? I will not be able to finish the work on time ___I am leave for London tomorrow.A.althoughB.unlessC.soD.as并说明选择的理由 i can't finish the work the work on time without your help .同义句i can't finish the work the wori can't finish the work the work on time without your help 同义句i can't finish the work the work on time ___i have your help Though I'm tired.I have to finish the work I 'm tired,but I have to do my work. I want to work,I have to work hard,exercise their own!