THE WORD “THIS” IN THE PASSAGE REFERS TO _________ A. POLLUTION...
27. The word “This” in the passage refers to _________
A. pollution
B. oil
C. factory
D. sea
Read the following passage and mark the letter A, B, C, or D to indicate correct word for each of the
blanks
SARS (Severe
Acute
Respiratory
Syndrome) is a deadly disease. Scien haven't found the (28)...of this
disease. SARS is dangerous because it develops quickly. Patients normally (29)...a high fever, a sore throat,
and cough. Their body temperature is (30)...38°C.
Antibiotics cannot cure SARS, and scientists are looking for a (31)... to prevent the disease. Before they
can find one, it is important to have a (32) ...lifestyle. You should keep fit, have plenty of fresh air, and eat
lot foods with vitamin C.