Question 48: Sue lives in the house. The house is opposite my house
A. Sue lives in the house where is opposite my house.
B. Sue lives in the house which is opposite my house.
C. Sue lives in the house who is opposite my house.
D. Sue lives in the house and which is opposite my house.

Giải thích:

Sue lives in a house. The house is opposite my house.
Sue ở trong một ngôi nhà. Ngôi nhà đối diện nhà tôi.
= Sue lives in a house which is opposite my house.
Sue ở trong một ngôi nhà, cái (nhà) đối diện nhà tôi
Ở đây ta dùng mệnh đề quan hệ để nối 2 câu. Dùng đại từ which để thay thế cho a house.
Question 49: Ben has learnt English for 5 years. He can talk with English people
A. Although Ben has leant English for 5 years, he can't talk with English people.
B. Because Ben has learnt English for 5 years, he can talk with English people.
C. Because Ben has learnt English for 5 years, so he can talk with English people.

Giải thích: Vì Ben đã học tiếng Anh trong 5 năm, vì thế anh ấy có thể nói chuyện với người Anh. 
D. Therefore Ben has learnt English for 5 years, he can talk with English people.
Question 50: Jack isn't here. He can't help us.
A. IF Jack is here, he can help us.
B. If Jack isn't here, he can't help us.
C. If Jack weren't here, he couldn't help us.
D. If Jack were here, he could help us.

48 A

49 B

50 A