職稱英語(yǔ)理工類詞匯練習(xí)題04(3)

11. In order to improve our standard of living, we have to accelerate production.
     A) step up
     B) decrease
     C) stop
     D) control
     12.Gas does accumulate in the mines around here.
     A) increase
     B) spread
     C) collect
     D) grow
     13. Our plan is to allocate one member of staff to handle appointments.
     A) assign
     B) persuaded
     C) ask
     D) order
     14. Her behavior is extremely childish.
     A) simple
     B) immature
     C) beautiful
     D) foolish
     15. We also want to use the water to irrigate barren desert land.
     A) hairless
     B) bare
     C) empty
     D) bald
     Key: ADBAA CDBDB ACABB