Food safety is important. Rules to stop people from food pollution.
-Where’s your father?-He__________ Hongkong for three days.
A number of ______are on in the museum. Let’s see them tomorrow.
Beijing, ______ capital of China, has ______ long history.
We wear the same shoes today, but she wears a different ______.
Our class won a medal and the presentation ________on Thursday afternoon.