单项选择题
A．He feels angry or bitter for it B．He regards it as unimportant C．He regards it as unfair D．He feels too busy to do it
A．they thought the tree was useless B．they thought the tree was going to die C．they had changed their belief D．they had no other ways to deal with their problems
A．avoids the need for reading faster B．is not the same as pacing C．may seem unworkable at first D．helps you to remember your page number