1. Humus, a substance found in soil, is soft and spongy and enables plant roots to send out tiny hair through that they absorb water and food.

2. From the monitoring of earthquake waves it is evidence that the Earth's outer core is liquid, whereas the inner one is solid.

3. People tend to make a lot of shopping at Xmas time.

4. Stuart stopped to write his letter because he had to leave for the hospital.

5. A fully grown male mountain lion may be eight long feet.

1. Your parents must be proud of your result at school". - "_______"

A. Sorry to hear that. B. I am glad you like it.

C. Thanks. It's certainly encouraging. D. Of course

2. Is it necessary that I _____ here tomorrow?

A. am being B. will be C. be D. would be

3.When you use the Internet, you have so much information at your ______.

A. fingers B. hands C. thumbs D. fingertips

4. I read the contract again and again _______ avoiding making spelling mistakes

A. in terms of B. by means of C. with a view to D. in view of

5. Not until a monkey is several years old ________to exhibit signs of independence from its mother.

A. beginning B. does it begin C. and begin D. it begins