The new electronic device（电子设备）under development will reduce error probability（错误率）_______ 0.025%,which is a very low rate.
A: to
B: by
C: with
D: off
A: to
B: by
C: with
D: off
举一反三
- Depression has the epidemiological characteristics of“Three High”and “One Low”, namely ( ) and low recovery rate. A: High Incidence B: High recurrence rate C: High suicide rate D: High rate of teratogenesis
- Many people hope the new government will ______ the unemployment rate. A: reduce B: minus C: shorten D: solve
- The quality of life in a country would be demonstrated by the A: death rate and total fertility rate. B: life expectancy and infant mortality rate. C: total birth rate and death rate. D: total fertility rate and birth rate. E: birth rate and infant mortality rate.
- Cash buying rate which quoted by banks is usually ______ than buying rate.
- Why Chinese Americans, together with other Asian Americans, are known in the States as the “model minority”? A: They are usually very hard-working. B: They have a low poverty rate. C: A large percentage of them can achieve academic success. D: They have a low crime rate.