For many years, people _____electric cars. However, making them has been more difficult than predicted.[ ]

Of all the streets in Nanjing, Xinjiekou is ___.

It’s a pity that I can only live here for two days _______.—Why not stay for another day I know you have three days off.

Can I pay the bill by check—Sorry, sir. But it is the management rules of our hotel that payment be made in cash.

She told us that she _______ her handbag on the bus.