Câu hỏi (0,5đ): Một đoạn mạch đơn của phân tử ADN có trình tự sắp xếp như sau:– A – G – T – X – X – G – A – T – G – A – X – T – X – A – G –Hãy viết trình tự sắp xếp các nuclêôtit của đoạn mạch đơn bổ sung với nó.

Combine the two sentences into complex sentence using the suitable subordinator.
1/ Our village is famous for traditional handicrafts. Tourists don’t like to come here. 
………………………………………………………………………………
2/ Visitors came to places of interest. They could enjoy the beauty spots there. 
………………………………………………………………,………………
3/ People talk about conical hats. They think of  Tay Ho village. 
……………………..………………………………………………………….
4/ Products here are of good quality. This department store becomes an attraction in my city. 
…………………………..…………………………………………………….
5/ He has free time. He usually goes to cultural centers. 
………………..……………………………………………………………….
6/ This museum is small. It’s famous for unique artifacts. 
……………………..………………………………………………………….
7/ The villagers dry the buffalo skin under the sun. They make the drumheads. 
………………………………………………………………………………
8/ The villagers are trying to study English. They can communicate with foreign customers. 
…………………..…………………………………………………………….

X.  Make a complex sentence from each pair of sentences. Use the subordinator provided in brackets and make any necessary changes.               
1. There are modern knitting machines. The artisans in my village like using traditional looms. (although )
- ……………………………………………………………………………………
2. Many children like to go to Bat Trang Ceramic village. They can make their own pottery there. ( as )
-……………………………………………………………………………………..
3. We have to follow more than ten stages. We can make a simple conical hat. ( so that )
-.........................................................................................................................
4. Sinh paintings are special. They are burned after worship. ( since )
-………………………………………………………………………………………
5. We’ll have to phone you first. Then we’ll organize the trip. ( before )
-……………………………………………………………………………………....
6. We were visiting an old building. They were going to a traditional market. ( while )
-………………………………………………………………………………

Bài giải:
Một quyển vở có số tiền là
    72 000 : 9 = 8 000 (đồng)
bạn Cường mua 11 quyển vở cùng loại hết số tiền là
    8 000 x 11 = 88 000 (đồng)
         Đáp số: 88 000 đồng

*Tóm tắt:
9 quyển vở: 72 000 đồng
11 quyển vở: ? đồng

Các bước giải:
Trước tiên phải tìm 1 quyển giá bao nhiêu tiền đã:
Ta lấy: 72 000 : 9 = 8 000 ( đồng )
muốn tính số tiền bạn cường mua 11 quyển vở ta lấy 8 000 vừa tìm được nhân với 11 quyển vở:
Ta có: 8 000 x 11 = 88 000 ( đồng )

IX. Rewrite each sentence so that the new sentence has a similar meaning to the original one,
using the word in brackets.
1. You should use a dictionary to check the meaning of new words. ( LOOK)
________________________________________________________________________
2. The doctor told my father to stop smoking. ( GIVE)
________________________________________________________________________
3. The cost of living has been increasing considerably in the past few weeks. ( UP)
________________________________________________________________________
4. Margaret Thatcher was born and spent her childhood in the town of Grantham, Lincolnshire, England.  ( GREW)
________________________________________________________________________
5. His business is going badly- he’ll have to stop doing it soon. ( CLOSE)
________________________________________________________________________
6. My aunt has got two teenage children, but they don’t seem to have a good relationship with each other. ( GET)
_______________________________________________________________________.

VIII. Complete the second sentence in each pair so that it has a similar meaning to the first sentence.
1. This exhibition is much more interesting than the last one.
    The last exhibition was not__________________________________________.
2. The teacher says that no student in the school is noisier than I am!
    The teacher says that I’m ___________________________________________.
3. This book is the least interesting I’ve ever read.
    I have never _____________________________________________________.
4. I think Vung Tau City is the most ‘ liveable’ city in Viet Nam.
    I think there is no _________________________________________________.
5. This city is the same as it was in the 1990s.
    This city hasn’t ___________________________________________________.
6. He found the visit to the gallery quite depressing.
    He felt __________________________________________________________.