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ngotruonghoangan
2 năm trước
làm hộ mik 3 bài này nha Bài 1 : tính giá trị biểu thức : A= ( 1+ 2 + 3 +........... + 50 ) x ( 101 x 102 - 101 x 101 - 50 -51 bài 2 : So sánh A và B biết : A= abc + de = 2019 ; B= 20bc + d2 + ale Bài 3: Tính a. 3 tạ 7 yến + 6 tạ 3 yến = ....................tấn b. 1 giờ 24 phút + 2 giờ 36 phút =..................giờ c.25 năm + 75 năm = ................. tháng d. 1 thế kỉ 37 năm + 2 thế kỉ 63 năm = ............. thế kỉ
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EX12: Chọn đáp án đúng 1: ......... their work, they went home. A. Finishing B. Having finished C. Had finished D. Had finished 2: The girl..... behind you is naughty. A. stands B. stood C. is standing D. standing 3: ........ their farm work, the farmers returned home. A. Finishing B. Finish C. Having finished D. Being finished 4: ......... by the visitor, the clavichord could not be used. A. Broken B. Break C. Breaking D. Broke 5: After ......... dinner, I watch television A. eat B. eating C. eaten D. ate 6: When ......... in international trade, letters of credit are convenient. A. used B. are used C. using D. they used 7: She swam to the shore ......... the night in the water. A. having spent B. having spending C. when spending D. had spent 8: I believe here is somebody ......... on the door. A. to knock B. knock C. knocked D. knocking 9: The lady .........in blue is her aunt. A. dressed B. dressing C. is dressing D. in dress 10: .........from what you say, you are innocent. A. To judge B. Judging C. Judge D. To be judged 11: .........you to the job, he felt calm. A. Appointed B. Appoint C. Having appointed D. To appoint 12: .........so much, the doll is still on the shelf. A. Cost B. Costs C. To cost D. Costing 13: .........at by everyone, he was disappointed. A. Laughed B. Laugh C. Laughing D. In laugh 14: ......... anxious to please us, they told us all we wanted to know. A. Be B. To be C. Being D. In being 15: ......... the room, the man was no longer there. A. Entering B. When we entered C. On entering D. Having entered 16: Since ......... his new business, Bob has been working 16 hours a day. A. open B. opening C. opened D. 17: I really like horror films but my sister doesn't. She thinks they are very......... and ......... . A. frightened / bores B. frightening / bored C. frightened / boring D. frightening / boring 18: I didn't think you were .........in photography. A. interested B. interesting C. interesting D. interests 19: The recent oil spill along the Belgian coast resulted in ........consequences for the industry. A. worried B. worrying C. worries D. worrier 20: Our Design Department has recently purchased the most ......... software available, with the aim of greatly increasing our design capabilities. A. sophisticate B. sophisticating C. sophisticated D. sophistication 21: The plane began to move in a rather ......... way. A. alarming B. alarmed C. alarmingly D. alarm 22: I'm sorry, I can't come tonight. I'm completely ......... . A. exhausted B. exhaust C. exhaustedly D. exhausting 23: You look .......... Do you have any problem? A. worried B. worrying C. worries D. worrier 24: I can't eat this. It's ......... . A. disgusting B. disgusted C. disgustingly D. disgust 25: We saw many ......... places during our holiday. A. interested B. interesting C. interest D. interests 26: She doesn't like flying. She's ......... . A. frightening B. frightened C. frighten D. frightfully 27: It was very ......... for Tom when he was caught travelling without ticket. A. embarrassing B. embarrassed C. embarrassing D. embarrassment 28: He was very ......... with the results of his exam. A. disappointingly B. disappointed C. disappointing D. disappointment 29: I think I could do with a ......... holiday. A. relaxing B. relaxing C. relax D. relaxation 30: It was such a ......... story everybody ended up crying. A. moving B. moved C. movement D. move

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