——Mom, my little sister is crying all the time.——Mary, be ________! She feels unwell.You should take good care of her.
-- How far is it from here to the Great Wall? -- About in a car.
--When did your pen pal arrive _______ Beijing? --He got here_______ the morning of the 9th of June.
Tim, do you have _________ soccer ball? Let’s play ________ soccer together.
---It will be my turn. I feel a bit nervous. ---________. You can make it.
Please don't stand up in class until you ________.