giải phương trình tích a) __1__ - __2__ = _x ²_-3x_+7_ x-2 x+3 x ² + x- 6

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EX9 :Complete these sentences 1, It / easy / find / book / either / author / title. 2, Those / book / back / library / be / Vietnamese. 3, Your father / watch / TV / sitting room / the moment? 4, Magazines / newspapers / be / the rack / corner / the / left. 5, Our library / one / the /large / libraries / the city. 6, How many / books / you /got? 7, Mother / go / shopping /twice / week. 8, They / come / stay / us / next week. 9, The Vietnamese people / speak / English? 10, They / go / buy / new / house. EX 10 : Rewrite the second sentences with the first meaning 1, It is necessary to learn English well. Learning ……………………………………………………………………………. 2, We should get up early every day. We shouldn’t ……………………………………………………………………….. 3, How wide is this room? What ………………………………………………………………………………… 4, Don’t forget to lock the front door before you leave. Remember ……………………………………………………………………… 5, No one in my class is hard-working than Nam. Nam is ………………………………………………………………………………. 6, What is your date of birth? When ………………………………………………………………………………... 7, Going swimming in the summer is very interesting. It’s …………………………………………………………………………………... 8, Math is a more difficult subject than other ones. No subject is ………………………………………………………………………... 9, I am very glad to see you all again. It’s …………………………………………………………………………………... 10, What about going to the sea for a change?....>Let’s ………………………………