Always acting in a strange way, Einstein must have __________ to people around to be mad.
The lady was so absorbed in her job that she didn't hear a customer ________ at the door.
Over 200,000 hotel reservations were made in Hong Kong through Taobao last year, ________ it the most popular travel destination among Chinese netizens.
According to the new law, the people found ________ “harmful” advertisements on the streets will be punished strictly.
We tried ________ the window, but it was still hot in the room.
________ requires us to do two things quickly. First, ________ the main topic; and second, to write down the important details.