Text ia for number 11 - 15. Leeches Leeches are slimy worms with two suckers, a big one at the rear end and a smaller one at the mouth. They also have powerful

Text ia for number 11 - 15.
Leeches
Leeches are slimy worms with two suckers, a big one at the rear end and a smaller one at the mouth. They also have powerful muscles which enable them to expand and contrast their bodies.
Most leeches live on off the blood of other creatures. A leech attaches itself to its victim by piercing its skin and secretes a substance which prevents the blood from clotting. Then it sucks up the blood. As it sucks, it expands so many times its normal size. Once a leech attaches itself to its victim, it is very difficult to remove. However, of you put salt on it, it soon falls off and dies.
Many years ago, people believed tahta some disease were caused because a patient hadir to much blood on his/her body. Doctors would then attach leeches on the patient. Some leeches, in fact, were specialized need for this purpose.
11. How many suckers does a leech have?
A. One
B. Two
C. Three
D. Four
12. "They also have powerful muscles ..."
(Paragraph 1)
What does the word they refer to?
A. Muscles
B. Worms
C. Suckers
D. Leeches
13. Naser on the text, what can you do to take a leech off your skin?
A. Pouring some water on it
B. Putting some salt on it
C. Polling it off
D. Cutting it off
14. "... Prevents the blood from clotting."
(Paragraph 2)
What is the synonym of the bold types word?
A. Thickening
B. Enlarging
C. Breaking
D. Stripping
15. Which of the following statement is NOT TRUE?
A. Leeches suck blood
B. Salt is harmful for leeches
C. Some leeches were need to suck blood
D. Too much blood is the cause of tall disease