________ his scientific work, he has no time to care for his family affairs, which his wife always complains about.[ ]

This term, I plan to be the top student in our school.— .

I always have a small notebook with , and I write down new words.

Was it under the tree _______ you were awaytalking to a friend—Sure. But when I got back there, the bike was gone.

The policeman is still not sure the young man killed himself or was killed .