Với những giá trị nguyên nào của n thì 2n^2 − n chia hết cho n + 1.
A. n ∈ {−4; −2; 0}
B. n ∈ {−4; −2; 0; −2}
C. n ∈ {−4; −2; 0; 2}
D. n ∈ {−4; −2; 0; 2; 4}

Cho tam giác ABC, các tia phân giác của góc B và góc C cắt nhau tại I. Qua I kẻ đườngthẳng song song với BC cắt AB tại M, cắt AC tại N. Cho BM=3cm,CN=4cm. Khi đó MN = ?
A. 7cm
B. 10cm
C. 11cm
D. 12cm

Cho tam giác ABC có Â = 70°, các đường phân giác BM và CN cắt nhau tại I. Tính BIĈ .

A. 105°
B. 100°
C. 125°
D. 140°

Choose the option (A, B, or C) that best completes each numbered blank .
Ho Chi Minh City Metro is a rapid transit network. According (1)..........the plan in 2001, the metro system has 6 lines. The first line, Line 1, started being built in 2012 and will be (2)....in 2021. The network is expected to cost $ 1.5 billion over 10 years. Ben Thanh Market (3)..........District 1 will become a major (4)............that connects several lines. This system is supposed to help (5)........ traffic jams in Ho Chi Minh City.

1. lost/ because/ She's/ her/ upset/ math textbook./ she/ so

_ She's so upset because she lost her math textbook

2. How many/ did/ years/ sister/ your/ study/ this university / in /?

-> How many years did your sister study in this university ?

3. car / The/ more / is / than / the / convenient /  bus. /

->The car is more convenient than the bus
 xem giúp mìn là đã đúng chưa ạ???

Tìm lỗi sai trong mỗi câu sau, gạch chân lỗi sai và sửa lại cho đúng.
1.  My bike is blue but your  is red                                             …………………………..

2. His house is large than mine.                                               ………………………….

3.  This desk is as longer as that desk                                       ………………………….

4. My father have to finish his work on time                            ………………………….

5. We didn't watched that movie last night.                      ..........................................

Supply the correct forms of the given words
1. Your bike is newer than ..................................... [ my ]

2. Today is ................................than yesterday       [ hot ]

3. Tickets are cheap but buses are slow and _______________________ . [comfort]

4. She is________________________than I thought.  ( happy )

1. Buses are big and can carry many........

A. goers                  B.travellers                 C. passengers                 D. visitors

2. It took an hour to get to school…………………. the traffic jam.

A. because                B.because of                C.since                       D. as

3.  She has a..........................................cat.

A. lovely small white            B.lovely white small        C.small lovely white  D. white lovely small

4. Which word has the opposite meaning with " nagative"

A. neutral                            B.positive                                  C.medium             D. bad

5. Which word has the same meaning with " sad "

A. happy                             B.pleased                       C.upset                D. interested

6. They agreed …………… together this weekend

A. to study                         B.studies                        C.studying                     D. studied

7.She was really ………… because her mom bought her me a new computer for her birthday.

8. I was so surprised……………..I got an A on Math homework.

9. A ………….. is a paper with many questions to check someone’s knowledge in a subject.