When ____ about the source of his income, he hesitated for a moment, obviously not willing to give us a direct answer.
Over-heating development might have bad on the national economy.
The car stopped at the to the railway station.
The government has taken measures tothe high prices of daily goods to keep the market stable.
I often the words I don’t know in the dictionary or on the Internet.
Darkness before the traveler could find shelter for the night.