The tomato juice left some _____ on a customer’s skirt, which made the waitress nervous.
. The country has already sent up three unmanned spacecraft, the most recent ______ at the end of last March.
. What the doctors really doubt is ______ my mother will recover from the serious disease soon.
In order to improve English _____.
____that she didn't do a good job, I don't think I am abler than her.A,To have said B,Having said C.To say D.Saying
--Tom,you didn't come to the party last night? ----I _____,but I suddenly remembered I had homework to do.A,had to B, didn't C,was going to D, wouldn't