1. In order to improve our standard of living ,we have to accelerate production.

　　A) set up

　　B) decrease

　　C) stop

　　D) control

　　2. Gas does accumulete in the mines around here.

　　A) increase

　　B) spread

　　C) collect

　　D) grow

　　3. Our plan is to allocate one member of staff to handle appointmants.

　　A)assign

　　B)persuade

　　C)ask

　　D)order

　　4. Her bebavior is extremely childish.

　　A) simple

　　B) immature

　　C) beautiful

　　D) foolish

　　5. We also want to use the water to irrigate berren desert land.

　　A) hairless

　　B) bare

　　C) empty

　　D) bald

　　答案：ACABB