--- Have you really been to visit the Bird’s Nest in Beijing?
　   ---- I ______ it last summer vacation.

These flowers are pleasant to ______.

Rather than ______ on a crowded bus, he always prefers　a bicycle．

----Do you know our town at all?
----No, this is the first time I ____ here.

—Please read every sentence carefully.      you are,      mistakes you’ll make.
—Thank you for your advice.

It was because of the bad weather _________ the football match had to be put off.

We have been told that under no circumstances ___ the telephone in the office for personal affairs.

It was not 　　    he took off his dark glasses 　　    I realized he was a famous singer.

In my opinion, ___ matters is not one’s looks, but one’s inner thoughts．