Cho 2,24 lít etilen ở đktc tác dụng hết với brom . Tính thể tích dung dịch brom cần dùng ?

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Exercise 1 : Read and do the following tasks What will th houses of the future look like? In 50,100, 1000 years time? Let's look at some additions we might be seeing soon . I_________________________ Redecorating becomes a touch of a button in the houses of ther future . Download your (1) ____________ or patterns for a change of scenery, or simply use the walls of your house as a giant cinema - 3D of course! II ______________________________ We want things to be easier and quicker - what better way than to have a clever house that takes care of itself? (2) _____________________ already exists (it uses (3) ________________________ to breakdown the dirt and rain washes it all away) so the next step will be a smart room that recognises the level of dirt/dust and shuts the door for a total spray down while you're out at work. III_____________________ Yes, we know that intelligent robot probably made us think about having a robot serving us at all times.The robots will basically be the(4) _____________________ of the future - taking our kids to school ordering in and cooking our food and (5) _________________.It is great a) Put the headlines to suitable paragragh - Home Robots - Digital Wallpaper - Self - Cleaning Kitchens and Bathrooms b. Complete the blanks from 1 to 5 with these words / phrases - self - cleaning glass - favourite colours - UV light - housekeepers - doing the laundry Exercise 6 :Read again and put the following phrases into the table - redecorating house - can take the childern to school - can clean itself - use rain to washthe dirt - use UV light to breakdown the dirt - need to have colour downloaded - serve as a house keeper - cook and do the laundry Digital wallpaper Self - Cleaning Kitchens and Bathrooms Home Robots