妊娠晚期,孕妇每周体重的增加量不得超过()。
A.0.25kg
B.0.5kg
C.1kg
D.1.5kg
E.2.0kg
参考答案:B
(1) 相对分子质量最小的氧化物______(填名称) ;
(2) 雪碧等饮料中常含的一种酸______(填化学式)。
Which of the following statement is true()
A. It was a down week on Wall Street.
B. Consumer prices dropped a little bit more than expected in February.
C. The Fed is likely to cut interest rates.
D. Investors were not worried about the inflation.