It is the first time that I _______ this kind of tasty moon cake.

Neil Armstrong was the first man ______ on the moon in July 1969.

Busy as the working mother is, she still_____ a lot of time to her children.

How would you feel being locked in the house all day with no one and nothing for _____?

Over the past 20 years, the Internet has helped change our world in _____way or another for the better.

The boy doesn't work hard enough at his lesson. As for his intelligence, he has ______ he can

possibly make use of.

---Please _______ us in the discussion.

---I'd like to, but I'm ______ busy at the moment.

---Do you still remember the accident?   

--- Yes. Actually, I have experienced nothing more ________.

According to the flight schedules, the plane for Karshgar ________ at 11 am.

--- Mary had a traffic accident and has been sent to the hospital. Did you tell her boss about it?

--- Yes, but I _____ her husband first.