─Jack          to take part in Oxfam Trailwalker in Hong Kong.
─Oh，that’s why he is packing his clothes.

Some of the apples are bad,but I believe the rest        sweet.

It is said that an A-shaped tower    in the center of tile city next year.

--He promised to come to see you.
--But he    . I’ve been all alone.

--The little girl _____her seat to an old man on the bus.
--What a kind girl!

While mother ____ some washing, I ___ a kite for Kate.

I’ll call you if he _______ tomorrow.

--- I phoned you at six yesterday afternoon, but nobody answered.
--- Oh, I __________a walk with my parents near the river.

- There_______ big party to celebrate Youth Day in our school this Friday
- Great! Exciting news.

—Paper ___________ wood. We should not waste paper.
—I agree. I always use __________ sides of paper.