— Did you go to the exhibition on May 18th?— Of course. There were many kinds of Taiwan fruits ______.A. on show B. on duty C. on business
To ______ surprise, I got an A in my English test.
It’s seven o’clock a.m. It’s time ______ Tom ______ English.
--What color is your backpack? --____________.
--What’s the _________of her birth? --It’s June eighth.
--Do you like these blue shoes? --Yes, _______.