Grammar

1. By the end of this year, I __________ (read) all the books on this shelf.

1. She __________ (not, finish) her homework by 10 p.m.

1. How many countries __________ you __________ (visit) by the time you retire?

2. ( viết đầy đủ cả đoạn ấy nhé vd ....you .... )

1. They __________ (already, eat) by the time we get there, so we should hurry up.

He __________ (not, learn) anything if he doesn’t pay attention in class.