Bài giảng Tiếng Anh Lớp 11 - Unit 15: Space conquest - Lesson: Language Focus

A: Don’t be so tense. We’ll have a new tenant on the thirdteenth of this month. 
pronunciation 
Florence, Mr. Barnes went on the tenth of last month. 
Oh, I have warned you, haven’t I? Did he pay the rent? 
 Only to the seventh. 
 Only to the seventh? 
Yes, and we may have no chance to see him again. Is he your friend? 
No, Mr.Barnes is not my friend and if he phones, remind him that he must pay the rent to the end of the month. 
Don’t be so tense. We’ll have a new tenant on the thirdteenth of this month. 
Grammar and vocabulary 
1. Could / was, were able to 
Eg : When she was young she could play the violin well. 
Eg: Although she was tired last night, she was able to finish her homework. 
When she was young she was able to play the violin well 
Eg: She was tired last night, so she couldn’t / wasn’t able to finish her homework. 
* We use both “could” and “was, were able to” to express one’s general ability in the past. 
* We use “was, were able to” to express one’s ability gained by making efort. 
* Couldn’t = wasn’t, weren’t able to 
Note 
Exercise 1: complete the sentences, using could, couldn't or was/ were (not) able to. 
1, Laura had hurt her leg and_____________________ walk very well. 
2, Sue wasn't at home when I phoned but I_______________contact her at her office. 
3, I looked very carefully and I ___________________see a figure in the distance. 
4, I wanted to buy some tomatoes. The first shop I went to didn't have any but I_________________ get some in the next shop. 
5, My grandmother loved music. She_______________________play the piano very well. 
6, I had forgotten to bring my camera so I_______________________ take any photographs. 
was able to 
was able to 
could / was able to 
could / was able to 
couldn't / wasn't able to 
couldn't / wasn't able to 
2. Tag questions 
It looks beautiful, doesn’t it? 
Yes, it does 
It isn’t red , is it? 
 No, it’s yellow. 
Eg: She must work very hard , mustn’t she? 
Rules: 
* The sujects and the verbs in the tatements match the 
 sujects and the verbs in the tag questions. 
 * If the statements are positive, the tag questions are 
negative and vice versa. 
Note 
1. It looks beautiful, doesn’t it? 
2. It isn’t red , is it? 
3. She must work very hard , mustn’t she? 
Eg: 
Exercise 2: Read the situation and write a sentence with a tag 
 question. In each situation you are asking your friend to agree with you. 
1 . You’re with a friend outside a restaurant . You’re looking at the prices , which are very high. 
What do you say ? ( expensive ) It_____________________ 
2. You’ve just come out of the cinema with a friend . You really enjoyed the film . What do you say to your friend? ( great ) 
The film____________________________ 
3. You and a friend are listening to a woman singing . You like her voice very much. What do you say to your friend? ( a lovely voice) 
She_____________________________ 
4. You are trying on a jacket . You look in the mirror and you don’t like what you see. What do you say to your friend? ( not / look / very good ) 
It___________________________________ 
5. Your friend’s hair is much shorter than when you last met . What do you say to her / him ? ( have / your hair / cut ) 
You__________________________________ 
is (very) expensive , isn’t it? 
was great , wasn’t it? 
has a lovely voice , doesn’t she? 
 doesn’t look very good, does it? 
have had your hair cut, haven’t you? 
Exercise 3: Mark and Jenny were showing some family photographs to a friend . Here are some of the questions that were asked . Complete the questions by adding the tag questions. 
That’s a lovely picture of Sally. She looks just like Mary,____________? 
2. I think you’ve seen this one before, _____________? 
3. This photographs was taken in Scotland,_________? 
4. We took this on holiday,_________? 
5. We’ll be going there again next year, __________? 
6. You can see the sea in the distance, __________? 
7. That mu