Hong Kong is ____the south of China, and Macau is ____the west of Hong Kong.
A stone hit _____ and he fell down on the ground.
-Must I use both hands? -Yes, you _____.
It’s difficult _____ us to remember new words.
You should _____ some English every day. It’s good for your vocabulary.
I’m sure you know the difference _____”look for” and “find”.