圆周长一定，直径和π成反比例一个圆柱与一个圆锥等底等高，它们的体积和为 36 立方分米，圆锥体积是 12 立方分米
错误
2018年12月，张阿姨把4000元的存入银行，定期三年，年利率是2.75%到期后，应得利息______元.
My aunt and her son _________ (是) doctors.
Is your father _________ (生气的) now?
Mary, do not _________ (说话) in the library, please.
Tom likes _________ (爬) mountains with his brother.