问题

Scientists think that there has been lifeon Earth for _______ years.

A:millions
B:millions of
C:million of
D:million

正确答案是：

同类题型

He asked who was able to ____ a good solution to this problem.

You may arrive in Beijing early _____ youmind taking the night train

下列各句中加点成语的使用，全都正确的一项是（）①康熙皇帝看着自己眼前这些皇子，自语道：“不知他们哪个能够克绍箕裘，踵武赓续啊！”②他一向很吝啬，看到家乡人民被洪水坏毁的家园，竟然细大不捐。③孔子创立的儒家学说经过漫长岁月，薪尽火传，得以延续和发展。④鲁迅说：“‘犯而不校’是恕道，‘以眼还眼，以牙还牙’是直道。”⑤他虽有不羁之才，但由于目空一切，不再学习，发表的文章多是不刊之论。⑥为了庆祝我方队员铩羽而归，今晚我们定要一醉方休。

Could you teach me how to make an apple pie— _______.

You are thirsty, aren’t you? _____he get you some coffee?