He is_______ to buy_______ for his parents.

He hesitated for a moment before kicking the ball, otherwise he ______ a goal.[ ]

“We can’t go out in this weather, “said Bob, _____ out of the window.

All the students are busy _____English in the morning.

Daily Mail of November 25th reported that American astronomers （天文学家）______aplanet that was most similar to the earth.