What animals she like?

Lian Zhan, the Chairman of the KMT, enjoyed the scenery of the Huangpu River _______ the night of May 1st. [ ]

It was _______ great fun to be a host, wasn’t?－Yes. That’s _______ experience hard to forget.

Hello, may I speak to Mr Green , please?—Sorry. He ________ a meeting. Can you call him later?

There ______ great changes in our hometown in the past fifteen years.