Every spring, people often plant ______ trees to make our city greener and more beautiful.
Today my mother asked me __________the rooms with her.
I think listening is just as __________as speaking in English learning.
My father offered __________me to the zoo last weekend.
—Hi, Tony, which is __________street in London? —Red Street. Many people go shopping there.
—What’s the __________of China? —More than 1.3 billion.