Every 40 minutes we will take a 20-minute break, ______ your guide will give a short talk on different aspect of the Great Wall.
Although they are twin sisters, they have nothing__________.
He is wearing sunglasses to ____ his eyes from the strong sunlight .
I have bought two ball pens, _____ writes well.
I bought a dress for only 10 dollars in a sale; it was a real ______. A. exchange B. business C bargain D. reward
--- Did you have ____fun on your trip ? ---- Yes,. It’s really ____ pity that you didn’t come with us.