Less is known about the cause of the common cold than about the causes of many more serious diseases.
A.The causes of less serious diseases than the common cold are better known than it is.
B.We know less than we should about the causes of the common cold and more serious diseases.
C.We know less about the cause of the common cold than we do about the causes of more serious diseases.
D.The cause of the common cold is better known than the causes of more serious diseases.

Circle the letter A, B, C, or D to show the underlined part that needs correction in each of the following questions.
Since fireworks are dangerous, many countries have laws preventing businesses to sell them.
A.since
B.are dangerous
C.preventing
D.to sell

Circle the letter A, B, C, or D to show the underlined part that needs correction in each of the following questions.
Hardly had he entered the room than all the lights went out.
A.had he entered
B.than
C.the lights
D.went

Circle the letter A, B, C, or D to show the underlined part that needs correction in each of the following questions.
The teacher asked him why hadn’t he done his homework, but he said nothing.
A.why
B.hadn't he done
C.but
D.said nothing

Circle the letter A, B, C, or D to show the underlined part that needs correction in each of the following questions.
Mrs. Stevens, along with her cousins from New Mexico, are planning to attend the festivities.
A.with
B.her cousins
C.are
D.to

Mark the letter A, B, C or D on your answer sheet to indicate the word or phrase that is OPPOSITE in meaning to the underlined part in each of the following questions.  
There is practically no difference between the two options.
A.virtually
B.hardly
C.usually
D.exactly

Mark the letter A, B, C or D on your answer sheet to indicate the word or phrase that is OPPOSITE in meaning to the underlined part in each of the following questions.  
Adverse reviews in the press may greatly change the prospects of a product.
A.encouraging
B.additional
C.sensible
D.favorable

Mark the letter A, B , C or D on your answer sheet to indicate the sentence that is CLOSEST in meaning to each of the following questions.   
He never suspected that the money had been stolen.
A.He knew that his money would be stolen.
B.Never he suspected that the money had been stolen.
C.At no time did he  suspect that the money had been stolen.
D.At no time he suspected that the money had been stolen.

Mark the letter A, B , C or D on your answer sheet to indicate the sentence that is CLOSEST in meaning to each of the following questions.   
Less is known about the cause of the common cold than about the causes of many more serious diseases.
A.The causes of less serious diseases than the common cold are better known than it is.
B.We know less than we should about the causes of the common cold and more serious diseases.
C.We know less about the cause of the common cold than we do about the causes of  more serious diseases.
D.The cause of the common cold is better known than the causes of more serious diseases.

Mark the letter A, B , C or D on your answer sheet to indicate the sentence that is CLOSEST in meaning to each of the following questions.   
Peter always trusts me with his interest.
A.Peter does not always keep the secrets I tell him.
B.I always confide in Peter.
C.Peter often fails to keep the secrets I tell him.
D.Peter always confides in me.