Giúp mình với các bạn ! 

QKĐ :
Ex 6 : Chia các động từ sau ở thì quá khứ đơn . 
1. I ........................... at home last weekend . ( stay ) 
2. Angela .......................... to the cinema last night . ( go )
3. I and my friends ............................ agreat time in Nha Trang last year. ( have )
4. My vacation in Hue last summer ............................. wonderful . ( be) 
5. Last June I .............................. Ngoc Son Temple in Ha Noi .  ( visit ) 
6. My parents .............................. very tired after the trip . (be)
7. I ............................. a lot of gifts for my little sister . ( buy )
8. Lan and Mai ......................... sharks , dolphins and turtles at Tri Nguyen Aquarium . ( see )
9. Trung .......................... chicken and rice for dinner . ( eat ) 
10 . They .......................... abuot theri holiday in Hoi An .  ( talk ) 
 

HTTD :
Ex 4 : Mỗi câu sau chứa một lỗi sai . Tìm và sửa chúng .
1. What  does your elder sister doing ?
2. Look ! Thoese people are ffight with each other . 
3. Noah is tries very hard for the upcoming exam 

QKĐ:
Ex 5 : Hoàn thành âu với những từ cho trước .
1. I / move / Hanoi / when / I/ in high school.
2. My family / use / eat out / every weekend / then / go / cinema / watch / latest / blockbuster . 
3. I/ buy / Sarah / farewell gift / because / she / leave / Sydney / next month. 
4. My sister / spend / $500 / her birthday party / last year / because / it / her 30 ^th . 
5. There / massive / traffic iam / Melrose Avenue / because / car accident / happen / an hour / before / I / get / there .
6. I / guess / Vietnamese people / not use / celebrate / Christmas .
7. I / not able / buy / bag / at first / because / expensive / but / it / on sale / a few days later / so / I / decide / buy / it . 

Pas simple ( QKD ) :
Ex7 : Mỗi câu sau đây có một lỗi sai. Tìm và sửa chúng :
1. At present , I'm work as a teacher in a secondary school and I plan to work here for 2 or 3 years before to Australia to study .
2. Fire are one of the most important inventiobs in history . 
3. Beyonces was now a very well-known all over the world and she has released several albums in her singing career .

Present continuous ( HTTD ) :
Ex3 : Cho dạng đúng của động từ trong ngoặc 
1. Look ! The car ( go ) ...................................... so fast . 
2. Listen ! Someone (cry ) .................................... in the next room. 
3. .......... your brother ( walk ) ................................ a dog over there at preset?
4. Now they ( try ) ........................... to pass the examination. 
5. It's 7 o'clock , and my parents ( cook ) ........................ dinner tin the kitchen. 
6. Be quiet ! You ( talk ) ............................... so luodly. 
7. I ( not stay ) .......................................... at home at the moment .