英语提问1.How long have you _ (know) nelly?2.I fell asleep while

英语提问
1.How long have you _ (know) nelly?
2.I fell asleep while i _ television.
选择1.am watching 2.was watching 3.have watched 4.had watched
3.I _ this morning and was late for work.
选择1.oversleep 2.overslept 3.had overslept 4.have oversleot
4.I _ this headache since I work up this morning.
选择 1.have 2.had 3.was having 4.have had
5.We are a bit late,By the time we arrive there,they _ dinner.
选择 1.already ate 2.are alredy eating 3.have already eaten 4.will already have eaten
6.I have a cold,but I _ .
I'm feeling a lot better today.
选择 1.am recovering 2.was recovering 3.have recovering 4.have recovered