--Kangkang, has your homework been finished yet?--Yes, mom. I __________ it half an hour ago.
I am looking after Tom today.He’s been in my house ______________ 8:00 this morning.
--What’s wrong whti you, Eric? You look tired. --I ______________ late to prepare for the final exam last night.
--Could you tell me ______________ for class this morning? --I am sorry, Mrs. Lin. I got up so late that i couldn’t catch the first bus.
----Jack, how are you feeling now? ----I am much better, Mum, so you ______________ take me to see the doctor.
--Your shirt is so old. Why don’t you buy a new one? --Because I ______________ all my money on the new computer.