.Three-fourths of the surface of the earth_________sea

The old man used to raise many ______ to make a livingon the farm.

Why didn’t you give back Robert’s e-dictionary yesterday?—I forgot ______ it here, but I mean ______ it to him tomorrow.

e ________ be compared with Li Na in playing tennis.— Oh, you are really her big fan.

It will not _____your notice that there have been some major changes in the company .