You’ll fail your next exam _______ you work hard at your lessons from now on .A. or B. so C. unless
He can’t speak English as ________ as me, but he is _______ at Chinese than me.
—Wow! You’we got so many skirts. —But________ of them are in fashion now.
My dog is gentle and never bites.So you needn’t be_______.
They clapped and shouted_____when they saw Yao Ming appear on the playground.
—Can I have some more ice cream,Mum? --Sorry. There is _______left in the fridge.