chia động từ 51. We must (take)___________ an umbrella. It (rain)___________. 52. Where you (be)___________? – I'm upstairs. I (have)____________ a bath. 53. Sometimes I (get)____________ up before the sun (rise) . 54. You (enjoy)_____________ yourself or you (like)________ to leave now? 55. I (enjoy)________ myself very much. I want (stay)____________ to the end. 56. We (destroy)__________ our environment. Many rare plants and animals (be)____________- in danger. 57.He (grow)____________ vegetables in his garden next week? 58. His chickens (not/ produce)___________ many eggs. 59. My friend (have)__________ a small rice paddy and he(produce)_________ some rice there. 60. They (build)_____________ a new factory soon to recycle old plastic. 61. What your father (do)_________ in his free time?-He (listen)________ to music or (read)__________ a newspaper. 62. Where (be)______ Mai? -She (be)_____ in the kitchen. She (cook)__________ lunch for her family. 63. Which sports your brothers (play)________? -They (swim)_________. They (swim)_______ in the swimming pool now.  64. That film (come)___________ to the local cinema next week. You (want)___________ to see it? 65. You mustn't (eat)___________ food in the classroom. 66. Let's (help)_________ mom, Lan. She (clean)_________ the floor. 67. Look! The plane (fly)________ towards the airport. It (land)____________. 70. Your children (go).............. to school by bus every day? 71. There (be)............. many flowers in your garden? 72. Every day Mr Hung (not drive)........... to work. He (travel).................... to work by bike.