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\(x^3+2x^2y-x-2y\)
\(=\left(x^3-x\right)+\left(2x^2y-2y\right)\)
\(=x\left(x^2-1\right)+2y\left(x^2-1\right)\)
\(=\left(x^2-1\right)\left(x+2y\right)\)
\(=\left(x-1\right)\left(x+1\right)\left(x+2y\right)\)
1.Do you love reading books?
→→Are you love reading books? ........
2.She studies hard.
→→She is .studying hard....
3. As a child, I used to ride a bike.
→→I often ..use to rode a bike as a child....
#Study well :P
1/ Our junior summer canps/ offer/ learners aged 10-17/ all over the world/ opportunity/ improve/ their English language skills
→→_____Our junior summer canps offer learners aged 10-17 in all over the world for opportunity to improve their English language skills________________
2/ We/ offer/ a full afternoon and evening social programme/ include/ a variety of sports activities/ visits/ local sites of interest
→→___We offer a full afternoon and evening social programme to include a variety of sports activities visits local sites of interest__
3/ On their first day/ students/ take/ a test/ ensure/ they/ placed/ at an appropriate level
→→______On their first day, students took a test ensure, they were placed at an appropriate level _____
4/ On arrival/ students/ also receive/ a welcome pack/ include/ information/ the course/ a free student bag
→→________On arrival, students also receive a welcome pack to include information the course a free student bag _________
5/ Students/ have/ progress test in class/ every two weeks/ meet individually/ their teacher/ review/ their progress
→→____Students have progress test in class every two weeks to meet individually their teacher and review their progress _____
6/ At the end/ the course/ students/ receive/ certificate/ as a record/ their English language studies
→→____At the end of the course,students receive certificate as a record their English language studies _______
1. I stand on a chair ......the light on the top of the cupboard
A. to reach B. reaches C. reached D. reaching
2. I don't like this film. i find it.....
A. bored B. boring C. fascinating D. relaxing
3. I'm looking for my new book. ..........book is about cinema
A. the B. a C. ∅ D. an
Fill in the blanks with aa fewfew or aa littlelittle
1.She asks us_a few__questions.
2.I can speak_a little__French.
3___a few_people go to the meeting.
4.There are only_a few__books on the shelf.
5My fater is eating__a little_chicken soup.
6.They will have __a little_milkfor breakfast.
7.There are__a few__letters in the letter-box.
8.He has__a little__money and he will buy_a few___vegetables.
Fill in the blanks with a few or a little
1.She asks us__a few__questions.
2.I can speak__a little__French.
3__A few__people go to the meeting.
4.There are only__a few___books on the shelf.
5My fater is eating__a little__chicken soup.
6.They will have __a little__milkfor breakfast.
7.There are__a few__letters in the letter-box.
8.He has__a little__money and he will buy__a little__vegetables.