CH3-CH=CH-CH(C2H5)-CH3 tên gọi là gì?

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1/a. near b. hear c.ear d. read2/ a. face b. hand c. man d. black3/ a. like b. limbs c. side d. describe4/ a. thin b. thick c. lips d. size5/ a. body b. long c. front d. strongPARTB.Chọnđápánthíchhợpđiềnvàochỗtrống6/ We hear with our _____.a. ears b. head c. eyes d. noses7/ We see with our _____.a. bone b. face c. ears d. eyes8/We have two arms and two _____. They are our limbs.a. earsb. legs c. eyes d. noses9/ On the top of our head is our _____.a. faceb. eyes c. hair d. mouth10/ We have two _____. We walk with them.a. foot b. feet c. tooth d. teeth11/ We have two _____. They are the right hand and the left one.a. handsb. eyes c. legs d. arms12/ We eat and speak with our _____.a. face b. arm c. headd. mouth13/ Where are the _____? They are on our hands.a. toes b. feetc. fingers d.eyes14/ At the end of our legs are our _____. Each foot has five ______.a. foot/fingers b. feet/toes c. foot/toes d. feet/fingers15/ What colour is ______? –Brown.a. his teeth b. his eyes c. his lips d. his hair16/She has _____. They are beautiful.a. big brown eyes b. eyes brown bigc. brown big eyes d. big eyes brown17/My brother is tall and thin. He isn’t _____.a. fat b. shortc. bigd. a & b18/ Her face is oval. She has _____.a. a oval face b. a face oval c. an oval face d. an face oval19/ Her teeth are small and white. They are nice. She has ______.a. teeth nice white small b. nice small white teethc. small nice white teeth d. white small nice teeth20/ Where is your tongue? –It’s inside my ______.a. headb. ears c. face d. mouth21/ Mary _____ black hair and black eyes.a. is b. has c. does d. is having 22/ What _____, Alice? –A picture book.a. do you do b. you are doingc. are you reading d. are you doing23/ ______ is Bill? –He’s 1.5m tall.a. How b. How oldc. How tall d. What24/ Where is Jack? –_____.a. He’s working b. He’s in his roomc. He goes to school everyday d. He has breakfast at home25/ Hi. _______? –Not bad, thank you. And you?a. Who are you b. Are you fine c. How are youd. How do you do26/ ______ is your bicycle? –It’s green.a. What b. Where c. How d. What colour27/ He is a student but he ______ now.a. isn’t studying b. isn’t study c. doesn’t study d. hasn’t study28/ Do you like pop music? –_______.a. No, I like it b. Yes, I am c. Yes, a lot d. No, I don’t have it29/ They are good workers. ______ everyday.a. They are workingb. They workc. They have workingd. They can working30/ The train arrives ______ Vinh station ______ 2.30.a. at/at b. at/in c. on/in d. in/on