Just as a book is often judged ______ by the quality and appearance of its cover, a person is judged immediately by his appearance

Our chemistry teacherannounced that he would do the experiment in a differentway we might findinteresting.

There are many reasons why some children have bad manners, ______ is the ill information on the Internet and in TV programme．

I would appreciate________, to be frank, if the goods could be delivered as soon as possible.[ ]

as he was, he ________ a good idea to solve the problem.