Giải bài tập sách bài tập (SBT) tiếng anh lớp 10 Global Success Unit 4: For a bettermunity - III. Grammar

1. Choose the best answers toplete the sentences.

1. While we________ information for our presentation last month, we discovered that lots of people in our neighbourhood needed help.

• A. were collecting       
• B. are collecting  
• C. collect             
• D. collected

2. When we visited Mrs Lan this morning, she ________her lunch.

• A. is preparing             
• B. was preparing       
• C. has prepared        
• D. prepares

3. She told us her life story while we________ her tidy the house.

• A. are helping              
• B. have helped      
• C. were helping         
• D. help

4. While we were cleaning her kitchen, we________ a knock at the door. It was another old lady who lived next door.

• A. are hearing              
• B. were hearing    
• C. hear                    
• D. heard

5. We________ to help old people clean their houses while we were talking to them later that day.

• A. are deciding            
• B. were deciding          
• C. decided          
• D. decide

6. While we ________ at the food bank, we met an old friend.

• A. were helping           
• B. are helping              
• C. help               
• D. were helped

7. An old lady came to us and asked for help while we________ at the bus stop.

• A. are waiting              
• B. have waited             
• C. were waiting  
• D. wait

8. When we came to the local orphanage, all the children there________ their dinner.

• A. are having               
• B. were having            
• C. have had        
• D. have

2.plete the sentences using the correct past simple or past continuous forms of the verbs in brackets.

1. We (decide) ________ to form a volunteer club while we (prepare) ________ for our group presentation about people in need.

2. When we (arrive) ________ at the gate of the primary school at 5:30 p.m., lots of children (play) ________ in the playground.

3. I (decide) ________ to talk with some of the children while I (wait) ________ for other group members.

4. While I (have) ________ a chat with Amy, her mum (ring) ________ to say she woulde home late.

5. While we (have) ________ a discussion about how to help the children, we (agree) ________ to organise some after-school activities for them.

6. When An's father e) ________ to pick her up after school. I (help) ________ An with her homework.

7. While we (present) ________ our volunteer project, the audience (raise) ________ a lot of questions.

8. He (get) _________ a phone call from a club member while he (write) _________ the club's programme for the next month.

3. Match the beginnings (1 - 8) with the endings (a - h) to make sentences.