bt1 : hãy nêu 1 số nguyên tắc để đảm bảo trật tự an toàn giao thông tại trường em . tại sao phải đảm bảo trật tự an toàn tại các trường học bt2 hãy xây dựng kế hoạch với nội dung tuyên truyền để các bạn giữ gìn trật tự an toàn giao thông tại cổng trường em

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Supply the correct forms of the verbs in brackets 1,Mary I (not, see).......... ........... you for ages. Where you (be).......... ? - I (learn) .......... .......... English in London 2, How long she (work) ......... ......... here? 3, How often you (go) .......... ........... to the cinema? - I never (go) ........ to the cinema 4, He (hit) ......... ........... in the chest 5, Would you mind if I (close) .......... .......... the door? - It (be) .......... very cold outside 6, When she (be) ........... a child, she often (insist) ........... ........... on going to the market with her mother 7, When I (come) ............., she (cook) ............. in the kitchen. Her children (play) ............ in the garden 8, She (work) ............ for them since she (leave) .............. university 9, We (not,see) ............ .............. each other for year 10, This is the second time I (see) .............. you here 11, It is the most beautiful day I (experience) ...................... 12, I (not,see) .................. a more beautiful car than this 13, This is the most interesting film I (see) ............. 14, She always (speak) ............. to me as if she (be) our mother 15, What she (use).......... to do when she was a student 16, You (used) ............... to go out last year 17, He (watch) ............. TV when the phone (rang) ..........., very willingly he (turn) ............ down the sound and (go).......... to answer it 18, A: This is my house. B: How long you (live) .............. here? A: I (live) .............. here since 1972. When you (build) ............... it? B: I (build) .............. it in 1970 ( giúp mik nha)