---I’m sorry. I at you the other day.---Forget it. I was a bit out of control myself.A shouldn’t shoutB shouldn’t have shoutedC. mustn’t shoutD. mustn’t have shouted
—Did you have a good sleep last night ? —Yes ,never sleep .
—Tom came to work last Friday ,but no one has seen him since. — he have had an accident ?
—I’m entering for the 100—meter race. — .
I don’t think Peter is too young to take care of the pet dog ________.
—I telephoned him twice and I couldn’t get through to his home. —I think the line might have been out of order, ________?