1. I have so many friends, but deep down, underneath, I have a fear of ----.
A) admission
B) insistence
C) loneliness
D) disability
E) contradiction
2. They were on their way to the airport when their car was involved in a ---- with a car.
A) collision
B) vicinity
C) destruction
D) junction
E) challenge
3. Cataract operations are a(n) ---- of modern surgery, with a success rate of more than 90 percent.
A) obscurity
B) accumulation
C) dignity
D) obedience
E) triumph
4. In our country, low pay is the main ---- cause of a job, especially among teachers who work at state schools.
A) evacuation
B) installment
C) restriction
D) demolition
E) dissatisfaction