The …………… reason why I don’t want to move is that I’m perfectly happy here
A. main 
B. big 
C. large 
D. great

Have you ever read about a famous general in Chinese history who was very (incredulous)? 
A. unimaginable 
B. excellent 
C. incredible 
D. skeptical

. His patents completely believe in him. He can do things (at random).
A. at stake 
B. at will 
C. at once 
D. at hand

The law applies to everyone (irrespective) of race, creed, or colour.
A. disrespectful 
B. regardless 
C. considering 
D. in spite

 I think the medicine is beginning to (wear off).
A. stop being effective
B. take effect 
C. be put in a bottle 
D. be swallowed 

 The twins look so much alike that no one can (tell them apart)
A. distinguish between them
B. point out with them
C. spoil them
D. pick them out

 The newspaper reporters (bear out) what the Minister told yesterday.
A. define
B. confirm
C. support
D. conplain

 Laws on military service since 1960 still (hold good).
A. remains for good
B. is in good condition
C. stands in life
D. remains in effect

Just (drop me a line) in order to know when you are coming.
A. give me a ring
B. write to me
C. call me
D. drop in me

 This is _______ the most difficult job I have ever tackled
A. by rights 
B. by all means 
C. by far
D. by the way