53. What can be inferred about people' S use of salt in the past?
A、People used salt to control blood pressure.
B、People ate much salt in their average diet.
C、People were clear about the harmful effect of salt.
D、People didn't eat so much salt as we do today.
Directions:There are 15 incomplete sentences in this section. For each sentence there are four choices marked A, B, C and D. Choose one answer that best completes the sentenceand blacken the corresponding letter on the Answer Sheet.6–-Did you find the film boring?一-Not at all. It was _____
A、terrific
B、bitter
C、horrible
D、miserable
16. The company has 80 staff members,_____15 foreign experts.