---Do you know the great changes happening in our village at all?---No, it’s the first time I ________ here.

—What do you think of our country?—Very beautiful.You know it is the first time that I    here.

 —I’ll come to see your performance at 9:00 tomorrow evening.—I’m sorry, but by then my performance ____ and I ____ reporters in the meeting room.

If David        his legs in the last training, he would join in the coming World Cup, which he has been longing to compete in.

I really ought to go on a diet。I ________ on so much weight since I gave up jogging.