1260, sorry

I have classes from a quarter past seven to eleven

Ta có: \(\left|x-2\right|\ge0\Rightarrow\left|x-2\right|+3\ge3\Rightarrow\frac{1}{\left|x-2\right|+3}\ge\frac{1}{3}\)

Dấu '=' xảy ra khi \(\frac{1}{\left|x-2\right|+3}=\frac{1}{3}\Rightarrow\left|x-2\right|+3=3\Rightarrow x-2=0\Rightarrow x=2\)

Vậy Max\(Max\frac{1}{\left|x-2\right|+3}=\frac{1}{3}\) với \(x=2\)

1. they........healthy after the summer vacation

A. looked                B.were seeming               C. were looking                        D. were appearing

2 .THey meet their friends and ................... soma fun.

A. take                   B.have                             C.do                                       D.enjoy

3.He likes stamps.He is stamp................

A.collect                     B.collecting                        C.collector                         D.collects

4.some students say they are...........have no time for pastime

A.hurry                    B. busy                           C.full                           D. hard

5. It's difficult to cross this street because there is too much...................

A. crowd                    B. traffic                       C. people                         D. transport

1.We always need more players.Why don not you come ..........?

A.on            B.along                    C.with                          D. after

2. Will you be home.............. dinner tonight ?

A. to                         B.for                    C. at                             D. on

3. On sunday mornings I stay in bed................... 8 o' clock

A. until                        B. at                      C. from                      D. to

4. I often ................. in winter

A. go playing skiing               B.go skiing                 C. play skiing                          D go to ski

5. we shouldn't cross the street outside the....................

A. pavement               B. foot lane                  C. sidewalk               D zebra crossing

1. boringly => boring

2. elder => old

3. is => isn't

suger = sugar

4. marble => marbles

5. reading => read

Hành động hỏi của câu 10 có mục đích là gì?

A. Van xin

B. Hỏi

C. Điều khiển

D. Hứa hẹn

1) He ate the chocolate cake even though he was on diet

=> Despite being on diet, he ate the chocolate cake

=> In spite of being on diet, he ate the chocolate cake

=> He ate the chocolate cake though he was on diet

=> Although he was on diet, he ate the chocolate cake

=> Whatever he was on diet, he ate the chocolate cake

=> No matter what diet he was on, he ate the chocolate cake

Chẳng biết đúng k nữa, cứ thế mà làm câu b

=.=. Nhiều lắm đó