V. Match the ideas in A and C and use the word in B to write either a single sentence or two sentences as appropriate.

A

B

C

1. I knew there was something wrong

2. I have to study four hours every day

3. He always worked hard

4. He didn't pass the exam

5. I'll stay in the United States for two more years

6. My shoes and pants got muddy

7. I found the film boring

8. My roommate lets me borrow her notes

9. She finds it difficult to express her ideas in writing

10. She went on a walking holiday in Nepal

because

although

in spite of

whereas

despite

even though

because of

a. The difficulty of my course

b. The fact that she was ill

c. She said she was feeling fine

d. I want to finish my degree before going home

e. I walked carefully through the wet streets

f. I stayed until the end

g. I can't understand the lectures in my psychology class

h. The help I gave him

i. Most of his classmates were lazy

j. Her obvious intelligence

An _____ heating system costs you more money to run and maintain. (efficient)