From his _______ look, we could see that hehadn’t expected that we could raise such _______ questions to him.

ar me! I’ve been in America for amonth.—–________ you are settled, why don’tyou take up some serious study

We ______such great success without your efforts. Thanks a lot.

Whenever you meet with difficulties, you can askthe policeman ____help.

We cannot figure out _____ quite a number of insects, birds, and animals are dying out [ ]