Give the correct form of each verb in brackets to complete the following sentences
Chia những động từ trong ngoặc sao cho phù hợp với từng dấu hiệu của câu
1. Some kinds of fruits in Vietnam (export) -. to Europe every year.
2. The liquid (heat) -.. to a boiling point.
3. Nam is very tired now. He (study)-.. in his own room since breakfast.
4. You (hear) -.. from Mai recently?
5. My father ( not drive) -- a car since that accident.