I cannot______ puzzled,for I simply cannot understand how I could have made such a stupid mistake.
—Can I have a day off tomorrow,Mr.Johnson?—________.I can manage without you.
—The trip shouldn't take more than an hour.—________.It is at least two hours.
—I'm sorry for being late.I should have phoned you earlier.—________.I've just arrived.
—Look,here comes your dream girl.Invite her to dance.—________ What if she refuses me?
—I love the Internet.I've come to know many friends on the Net.—________.Few of them would become your real friends.