新建铁路设计高程是指（）高程。A、大地水准面 B、钢轨面 C、路基 D、路肩

Part III  Reading Comprehension (30 marks)
Directions: Read the following three passages., Each passage is followed by several questions or unfinished statements. For each of them there are four choices marked A, B,C and D. Choose the one that fits best according to the information given in the passage.
L1PITOR

ABOUT LIPITOR Lipitor is a prescription medicine．Along with diet and exercise，it lowers “bad，’ cholesterol(胆固醇)in your blood．It can also raise “good'’ cholesterol· Lipitor can lower the risk of heart attack in patients with several common risk factors， including family history of early heart disease，high blood pressure，age and smokin9·

WHO IS LIPITOR FOR? Who can take LIPITOR： ．People who cannot lower their cholesterol enough with diet and exercise ·Adults and children over l0 Who should NOT take LIPITOR： ．Women who are pregnant，may be pregnant，or may become pregnant. Lipitor may harm your unborn baby． ．women who are breast-feeding．Lipitor can pass into your breast milk and may harm your baby． ·People with liver(肝脏)problems

POSSIBLE SIDE EFFECTS OF LIPITOR Serious side effects in a small number of people： ．Muscle(肌肉)problems that can lead to kidney(肾脏)problems，including kidney failure ．Liver problems．Your doctor may do blood tests to check your liver before you start Lipitor and while you are taking it． Call your doctor right away if you have： ．Unexplained muscle pain or weakness，especially if you have a fever or feel very fired ．Swelling of the face，lips，tongue，and／or throat that may cause difficulty in breathing or swallowing ·Stomach pain Some common side effects of LIPITOR are： ·Muscle pain ·Upset stomach ·Changes in some blood tests

 

HOW TO TAKE LIPITOR DO： ’Take Lipitor as prescribed by your doctor． ‘Try to eat heart-healthy foods while you take Lipitor． ‘Take Lipitor at any time of day, with or without food． ‘If you miss a dose(一剂)，take it as soon as you remember．But ifit has been more than 12 hours since your missed dose，wait．Take the next dose at your regular time． Don’t： ‘Do not change or stop your dose before talking to your doctor． ·Do not stal-t new medicines before talking to your doctor．

1.What is a major function of Lipitor?
A. To help quit smoking.
B. To control blood pressure.
C. To improve unhealthy diet.
D. To lower "bad" cholesterol.
2 Taking Lipitor is helpful for__________
A. breast-feeding women
B. women who are pregnant
C. adults having heart disease
D. teenagers with liver problems
3. If it has been over 12 hours since you missed a dose, you should__________ .
A. change the amount of your next dose   B, eat more when taking your next dose
C. have a dose as soon as you remember  D. take the next dose at your regular time
4. Which of the following is a common side effect of taking Lipitor?
A. Face swelling.           B. Upset stomach.
C. Kidney failure..           D. Muscle weakness.
5. What is the main purpose of the passage?
A. To teach patients ways for quick recovery.   
B. To present a report on a scientific research.
C. To show the importance of a good lifestyle.
D, To give information about a kind of medicine.