The professor has received the letter ____ to give a lecture in ftinceton Institute.

—_______ to the sun, the flowers will become dry soon．—What you said does make ________ ．

When he woke up, he found himself ____ by a group of villagers.

They found a _____ old man _____ on the ground when the door was broken open.

(2013·四川省重点中学一模)Some people try to knock me down, only ________ me more determined to do things better.