._______ the argument sounds reasonable, it still needs support of evidence.
Dad is used to smoking and drinking. There’s no chance ________ I'm able to talk him into ________.
—Excuse me, could you tell me the time, please? —Sorry, I don’t have a watch with me. — ________.
Before Tom left home, his mother kept telling him to ________ his manners at the party.
The big- eyed girl came in, ________ a cake with two ________ candles on it.
—Where have you been recently? —I ________ in Hangzhou on business for a week last month.