What do you think of Ann?—Ann is so careful that she always goes over her exercises to ______ there are no mistakes.

Tomorrow David will have an important meeting, so he will _____a suit at the meeting.

Excuse me, where is the restaurant?— _____ this street. It’s on your left.

Please make a model plane and then ___________ it red.

Einstein,thefamousscientist,wasborn_______March,1879.[ ]