_____ the Hope Project was carried out in this poor area, students here had no access to education.
.—Excuse me,Miss Smith.Could you tell me how to improve my spoken English? —OK.The best way is to practice ________.
He’s wearing a pair of sunglasses to protect his eyes ________ the strong sunlight.
I planned ________ to see you last week, but I was ill.
.While building a tunnel through the mountain, ________ .
The train ________ arrive at 11∶30, but was an hour late.