⑸ The 12-year compulsory education covers 6-year primary schools, 3-year junior middle schools, and 3-year senior middle schools.

⑸ The 12-year compulsory education covers 6-year primary schools, 3-year junior middle schools, and 3-year senior middle schools. A: 正确 B: 错误

在下面函数中，返回年份的表达式是（ ）。 A: year（5/3/2010） B: year（“5/3/2010”） C: year（%5/3/2010%） D: year（ E: 5/3/2010 F: ）

During a 3-year period, the profits of Company X changed by what percent from the second year to the third year ？（） (1)The increase in profits of Company X from the first year to the second year was the same as the increase from the first year to the third year. (2)For Company X, the profits for the first year were $13,800 and the profits for the third year were $15,900. A: 条件(1)充分，但条件(2)不充分． B: 条件(2)充分，但条件(1)不充分． C: 条件(1)和(2)单独都不充分，但条件(1)和条件(2)联合起来充分． D: 条件(1)充分，条件(2)也充分． E: 条件(1)和条件(2)单独都不充分，条件(1)和条件(2)联合起来也不充分．

What is the payback if the initial investment is $60,000 and the cash flows are? ( )Year 1$20,000Year 2$25,000Year 3$30,000Year 4$10,000Year 5$5,000 A: 1.75 years B: 2.25 years C: 2.50 years D: 2.45 years

利用PubMed的基本检索查找有关hypertension近3年的文献，正确的检索式是（） A: hypertension AND “last 3 year”[dp] B: hypertension AND “last 3 year”[ti] C: hypertension AND “last 3year”[au] D: hypertension AND “last 3 year”[pt]

How often were meetings held on the subject of the ICC（） A: the second and third month of each year B: 2 to 3 times every year C: 2 to 3 times a month D: every 2 or 3 years

People with poor best corrected visual acuity should be reviewed ( ) A: Half a month B: 1~3 months C: Half a year D: 1 year

The number of students participating in online courses varies 　. A: year to year B: year and year C: year by year D: year on year

This year is the year of Gengzi, and next year is the year of ___________.