I. Complete the sentences with the appropriate form of the word in brackets. 1. Dang Thai Son is a ____________ Vietnamese pianist. ( fame ) 2. Today Hoa looks ____________ because she misses her parents. ( happy ) (*) 3. One of my closest _______________ is Lan.She is very sociable. ( friendly) 4. The most popular after-school _____ in our school are football, badminton and basketball. (act) 5. Science books are very _________ for our study of the world. ( use ) 6. All the children seem _________ about going to the circus tonight . ( excite ) (*) 7. I can’t tell the _____________ between the twins. ( different ) 8. It’s ____________ to live in a damp room. (health) (*) 9.The library in our city has over 60 _______________ .( employ) (*) 10.His parents died when he was young. So they sent him to an __________ (orphan) II. Put the verbs in brackets in their correct form (*) 1. i know from my experience that (gain) ____________ a good knowledge of a foreign language , one must work hard at it every day (*) : là câu bắt buộc phải làm