If you go to Beijing, make sure you visit China Science and Technology Museum.It’s my favourite museum in the (整个的) country.
This novel is very interesting. My brother (read) it three times.
My teacher always gives me some useful (suggest).
We must be careful to avoid (make) mistakes in the exam.
It's very (polite) to talk loudly in public.
Subways make our lives (easy) than before.