Bài 1:Thực hiện phép tính
a, 26 + 27 + 28 + 29 +30 + 31 + 32 + 33
VD: Tổng trên có số số hạng là : (33 - 26) : 1 + 1=8 (số hang)
Tổng trên là : A= (33 + 26 ) x 8 : 2 = 236
b, B= 1+2+3+.....+2019
c,C= 2+4+6+...+98
Bài 2:Bạn Việt đánh số trang của 1 cuốn sách bằng các số tự nhiên từ 1 đến 195 . Hỏi bạn Việt phải viết tất cả bao nhiêu chữ số ? ( Các bạn tính từ trang 1 đến 9 , trang 10 đến 99 , trang 100 đến 195 rồi tính bạn việt phải viết tất cả bao nhiêu chữ số nhé)
Bài 3 : Cho A = { 1;3;5;....;2019}
a,Tập hợp A có bao nhiêu phần tử?
b,Kể từ trái sang phải , tìm phần tử thứ 101 của A?
c, Có bao nhiêu phần tử của A chia hết cho 9?
Các bạn giúp mình nhé mình đang cần gấp cảm ơn các bạn nhiều!!!!!!!!!
I.Dùng thì hiện tại đơn giản hoặc quá khứ
1.Mary (swim).................................right now
2.John (hate)....................................smoking
3.He (drive)........................................to school every day
4.Jill always (get)...............................up at six
5.Jerry (mow)....................................the lawn now
6.David and Nancy usually (eat).........................................dinner at 6.30 P.M
7.Where's Tom? . (He/have)..............................................a shower
8.(I/not/watch)........................................television very often
9.Listen! Somebody (sing)....................................
10.Sandra is tired . (She/want)........................................to go home now
11.How often (you/read).................................................a new spaper
12.Excuse me but (you/sit)................................in my place.Oh , I'm sorry
13.I'm sorry , (I/not/understand)......................................Can you speak more slowly?
14.It's late . (I/go)...................................home now.(You/come)...........................................with me?
15.What time (your father /finish).........................................work in the evening
16.You can turn off the radio.(I/not/listen)...........................to it
17.Where's Paul ? In the kitchen .(He/cook)..............................something
18.Martin (not/usually/drive) .................................to work.He (usually/walk).................................
19.Sue (not/like).................................coffee.(She/prefer).............................coffee
20.Excuse me , you (speak)............................... English?
21.Have a cigarette . No,thanks . I (not smoke)........................
22.Tom (have) ............................................. a shower at the moment.
23.They (not watch) .......................................... television very often.
24.Listen ! They (sing) ......................................... a English song
25.How often (you read).............................................a newspaper
26.I'm sorry , I (not understand)...................................Please speak more slowly
27.What time (she finish) ..................................................work every day?
28.You can turn off the radio . I (not listen) ............................. to it.
Các bạn giúp mình nha mình đang cần gấp cảm ơn các bạn nhiều!!!!!!!!!!!!!!!!
Dùng thì hiện tại tiếp diễn hoặc đơn giản
1.Listen!Tom (play) ................. the piano
2.They (build)....................... a new hotel in the city centre now.
3.Look ! Somebody (swim) .................. in the river.
4.You (stand).................. on my foot
5.The bus (come) .............. ........ at 3P.M
6.My mother often (cook) ................ dinner
7.She (have) .................... a shower now.
8.Mark and Mary (watch) ........................... television in the evening
9.His father (read) ........................ a book when he has free time.
10.Tom often (play).......................... the guitar at weekends
11.They (not/watch) .......................television very often.
12.A.Can you drive?
B.No,but I (learn)....................... My father (teach)...................me
13.You can borrow my umbrella . I (not/need)........................ it at the moment
14.George says he's 26 years old but .I (not/nelieve).......................him
15.Louis is in London at the moment .He (stay) ................at the Hilton Hotel.He usually (stay)...........at the Hilton Hotel when he is in London.
16.We (have).................a party next Monday . Would yo like to come?
17.The concert this evening (start)....................... at 7.30
18.What time (the next train/leave)?.....................
19.Something (smell)..........................very good.
20.We (eat).......................... dinner at seven o'clock tonight
21.He (practise)............................. the piano every day
22.They (drive)........................... to school tomorrow
23.I (believe)................................ you
24.Maria (type)....................................... a letter now
Các bạn giúp mình nha cảm ơn các bạn nhiều
I.Hoàn thành bài tập sau:
1.My brother (go) ....... to the movies twice a week.
2.Mary (play) ....... the piano very well.
3.The parents (kiss) ......... both boys goodbye every morning
4.Lan often (do) ............. all the work
5.My grandmothers (read) ................ a newspaper every day.
6.We (come) ............... to the office
7.Helen (work) ............. very hard.
8.I always (walk) .............. to the office.
9.I (like) ............. to sit in the sun.
10.Hoa and Lan often (play) .............. badminton in the afternoon.
11.She's very clever .She (speak) .............. four languages
12.Steve (smoke) .............. ten cigarettes a day.
13.We usually (have) ................... dinner at 7.00
14.Ann (teach) .................... English to children
15.Jane (wash)......................... her hair twice a week
16.You (meet) ......................... a lot of people
17.He often (go) ....................... to the cinema.
18.Food (cost) .......................... a lot of mony
19.Lan (have) ........................... lunch at home
20.Nam (wash) ...................... his hair every day.
21.John usually (play) ..................... football at the weekend.
22.Hoa and Mai (go) ....................... to Hanoi twice a week
23.(you often/go ) ................. to the cinema?
24.David (not play) ................ football in the afternoon .
25.What(he/do) ..................... in the evening.
26.Mu Linh (study) ........................... English in England
27.I (not like) ......................... football
28.Sue (drink) ............................ office but she (not drink) ..................... tea
29.We (not watch ) ................ television very often
30.The weather is usually nice.It (not rain) ......................... very often.
31.Gerry and Linda (not know) ................ many people.
32.My cars (not use ) ....................... much petrol
33.Sometimes he is late but is (not happen) ..................... very often.
34.Sandra (speak) .............. Spanish but she (not speak ) ................. ltalina
35.My parent usually (go) ............. to bed at 10.30P.M
36.Lan (buy) .................... newspaper in that shop.
37.Lia (not smoke ) .................. cigarettes.
38.She (have) ................ a car but she (not driver) .............. it very often.
39.I (not know) ............... much about ats.
40.He (live ) ............. near our house but we (not see) .......... him very often.
Các bạn giúp mình nhé mình đang cần gấp!!!!!!!
Cảm ơn các bạn nhiều!!!