21.7^2-10-(-7)^2+90.7^2+49.(-1)^2019 (-2)^10.13+2^10.39 ------------------------------ 2^8.104

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~~~Lesson 3~~~ I. Mark the sentence stress (‘) on the words. 1. How many lessons do you have today? – I have four. 2. How many students does your class have – It has thirty-six. 3. How many pencils do you have? – I have two. II. Match the questions with the answers: 1. Do you like Vietnamese? a. It’s Maths. 2. How often do you have PE? b. Yes, I am. It’s break time. 3. How many lessons do you have today? c. Not today, but tomorrow. 4. What’s your favorite subject? d. Yes, I do. 5. What subjects do you have today? e. I have four. 6. Are you at school now? f. I have it twice a week. 7. Do you have school today? g. Maths, Art and Science. III. Reorder the words: 1. Maths/ every/ I/ day/ have/ school/ . __________________________________________ 2. it/ times/ She/ a/ has/ week/ three/ . __________________________________________ 3. your/ What’s/ subject/ favorite/ ? ______________________________________________ 4. often/ PE/ does/ How/ have/ Quan/ ? __________________________________________ 5. have/ lessons/ I/ today/ four/ . _________________________________________________ IV. Translate the sentences into English: 1. Tớ có môn Tiếng Viêt 4 ng ̣ ày 1 tuần. _____________________________________________ 2. Hôm nay ban ḥ oc ṃ ấy tiết? ______________________________________________ 3. Môn hoc yêu th ̣ ích của ban l ̣ à môn gì? ___________________________________________ 4. Tuấn hoc Ti ̣ ếng Anh vào thứ tư và thứ sáu. ______________________________________________________________________. 5. Ban ḥ oc môn Khoa h ̣oc ṃ ấy lần 1 tuần? ____________________________________________________________