I will go to HongKong for a meeting next summer.
Don’t forget ________ an umbrella ________ you.It’s going to rain.
Our desks are made ________ wood,and paper is made ________ wood,too.
We must save the elephants because they are ________.
—How many pandas are there in the zoo?—There aren’t ________.
It’s ________ to listen to light music when you feel tired(疲劳的).