A: A 5～7 days;
B: B 2～4 days;
C: C 8～10 days;
D: D 10 days or more
举一反三
- How long should children be quarantined at home after they have measles？ ( ) A: 10 days B: 7 days C: 5 days D: 15 days
- 2 How long will the order take to arrive A: 3 days B: 4 days C: 5 days
- How old is the new calf that Laura sees? A: 2 days old. B: 3 days old. C: 4 days old. D: 5 days old.
- The required compressive strength of PCC is measured at A: 3 days B: 7 days C: 14 days D: 28 days
- (single choice) How long should measles patients with no complications be isolated? A: 10 days after the onset of rash B: 14 days after the onset of rash C: 7 days after the onset of rash D: 5 days after the onset of rash E: Until rash is completely subsided
内容
- 0
How long had they been walking? A: for 3 days and 3 nights. B: for 4 days and 4 nights. C: for 2 days and 2 nights. D: for a whold day.
- 1
What's the definition of a newborn baby？ A: from birth to 28 days old B: from first cry to 30 days old C: from birth to 30 days old D: from first cry to 40 days old
- 2
A company receives 30 days of credit from its suppliers. Inventory turnover averages 15 days. Trade receivables are given 45 days credit. What is the working capital cycle of the company? A: 90 days B: 30 days C: 60 days D: 0 days
- 3
The secretary will contact you _____. A: for three days B: in three days C: about three days D: at three days
- 4
Clustered outbreak of COVID-19 refers to ( ) A: Two or more confirmed cases or asymptomatic infections within 7 days in a small area B: Two or more confirmed cases within 14 days in a small area C: Two or more confirmed cases or asymptomatic infections within 14 days in a small area D: Two or more confirmed cases within 21 days in a small area E: Two or more confirmed cases or asymptomatic infections within 21 days in a small area