We have to do ______ best to learn English well. ( )
句意：我们必须尽力学好英语。do one’s best to do sth 尽某人最大的努力做某事，故用形容词性物主代词 our，故选 C。
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.
We have to do ______ best to learn English well. ( )
Did you ______ football with Jim? ( )
He is ______ than you. ( )
We ______ English lessons yesterday afternoon. ( )
We _______ New York tomorrow. ( )
______ plants, life will not go on. ( )
The teachers’office is on ______ first floor. ( )
There are two glasses ______ water on the table. ( )
horse ( )
