5 ngũ 2x - 3 - 2 . 5 ngũ 2 = 5 ngũ 2 .3

2 ngũ x + 4 + 2 ngũ x = 68

5 ngũ x + 3 - 5 ngũ x = 124

2 . 5 ngũ 2x = 1250

3 ngũ 4x = 32 ngũ 20 . 80 + 3 ngũ 20

2 ngũ 2x - 1 = 2 ngũ 100 . 30 + 2 ngũ 101

2 x 5 ngũ 2x = 1250 3 ngũ 4x = 3 ngũ 20 x 80 + 3 ngũ 20

2 ngũ 2 X -1 = 2 ngũ 100 x 30 + 2 ngũ 101

5 ngũ x + 3 - 5 ngũ x = 124

2 ngũ x + 4 + 2 ngũ x = 68

2 x 5 ngũ 2x = 1250

3 ngũ 4x = 3 ngũ 20 x 80 + 3 ngũ 20

2 ngũ 2 X -1 = 2 ngũ 100 x 30 + 2 ngũ 101

5 ngũ x + 3 - 5 ngũ x = 124

2 ngũ x + 4 + 2 ngũ x = 68

điền các từ vào chỗ chấm : excited ; bicycle ; pencils ; question ; uniforms ; playground ; lessons ; homework ; canteen ; cinema

6 I get up at six and go to school at seven by ..................

7 our english teacher gives us some ................. for our math

8 if the students have any ................, they should ask the teacher 

9 where is tom ? he is at the .............. behind our school

10 every saturday, my father takes me to the ............ to see films

điền các từ vào chỗ chấm : excited ; bicycle ; pencils ; question ; uniforms ; playground ; lessons ; homework ; canteen ; cinema

1 we often have english ............. on mondays and wednesdays

2 the children are .............. about the first day at school

3 mark and jim have to wear .................... on mondays

4 jack has new books, a new pen and ................

5 my friends and I uaually have lunch at the .................

điền các từ vào chỗ chấm : excited ; bicycle ; pencils ; question ; uniforms ; playground ; lessons ; homework ; canteen ; cinema

1 we often have english ............. on mondays and wednesdays

2 the children are .............. about the first day at school

3 mark and jim have to wear .................... on mondays

4 jack has new books, a new pen and ................

5 my friends and I uaually have lunch at the ..................

6 I get up at six and go to school at seven by ..................

7 our english teacher gives us some ................. for our math

8 if the students have any ................, they should ask the teacher 

9 where is tom ? he is at the .............. behind our school

10 every saturday, my father takes me to the ............ to see films

D = 1 + 8 + 8 mũ 2 +...+ 8 mũ n - 1 + 8 mũ n

chia động từ ở thì hiện tại đơn và thì hiện tại tiếp diễn :

tobe = am ; is ; are => ( thtt diễn )

1 they ( do ) their homework now .

2 nam often ( drink ) tea everyday

3 ...... nga ( like ) ..... meat ? yes she does

4 ha and hoa ( play ) ........ chess with their friends

5 we ( not go )....... to school on sundays

6 I usually ( drive ) ........ to work but today I ( ride ) ....... a bike 

to work 

7 it ( be ) ...... hot in the summer and ( bike ) ..... swimming 

làm hộ