Cá voi có đặc điểm cấu tạo và tập tính như thế nào để thích nghi với đời sống bơi trong nước?

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IV . FILL IN THE BLANKS WITH THE CORRECT FORM OF THE VERBS: Mai __________________ her teeth. ( brush ) Ba and Lan sometimes _______________ to the zoo on Sunday. ( go ) He ___________________________ to music now. ( listen ) Peter ________________ eating fish. ( not like ) Miss. Thu usually __________________ some vegetables. __________ his mother often _________________ any bananas ? ( have ) They __________________ stories at the moment. ( read ) Listen! Mai and Lan _______________________ TV. ( watch ) I _________________________ beer now. ( not drink ) ____________ you ___________ up early every day ? ( get ) My friend usually ______________ TV on Monday. ( watch ) That girl _____________________ the dishes at the moment. ( not wash ) My grandmother never _______________ books every night. ( read ) Look! the bus ________________________ ( come ) 15Lan and Mai _________________ English at present. ( not speak ) 16. What_________ your father _________in the evening? (do) _He often (watch) _________ TV, but sometimes he (read) _________ books. 17. Where is your brother? - He is in the bathroom. He (brush) _________ his teeth. 18. Mr. Hai (be) _________ a nurse. He works in a hospital in the city center. Every day he (catch) _________a bus to work. 19. I’m thirsty. I’d like (drink) _____________a glass of lemon juice. 20. You can (park) _____________here because this sign says “Parking”. 21. My parents (visit) _____________Ha Long Bay this summer vacation. 22. Let’s (help) _____________Mom, Lan. She (clean) _____________the floor. 23. _____________your mother (walk) _____________to work every day?