What is the total railway mileage of China by the end of 2017?

中国大学MOOC: By 1910, the US topped the world in railway mileage at over _______ miles.

中国大学MOOC: Generally the vehicle must be returned in the same condition it was rented in, and often may exceed mileage restrictions.

—“Is shopping there expensive?” A: so high to B: as high to C: so high as D: as high as

I would like to know if the mileage has been added to my membership account?此处旅客在表达的诉求是

This statue stands just ______ as that one. A: the same high B: so high C: as high D: high

– Is shopping there expensive? --- Yes, the price runs ______ fifty dollars. A: so high to B: as high to C: so high as D: as high as

High technology is characterized by ______. A: economics of scale and high costs and high risks B: low costs and high profits C: much investment

He can't pay () as the salesman asked for. A: as a high price B: as high a price C: as high as a price D: as high price

Although they charge _______, there is no doubt that their services offer value for money.( ) A: high cost B: high prices C: high money D: high requirements