What time is the break? It is _____ twenty to eight. A.by B. / C. at
If you like the ice-cream , you may have as __________as you can.
There isn't in this book, so is interested in it.
The Yellow River is the second _______river in China.
—I don’t like this pair of glasses. Could you show me ? —OK. Here you are.
— How was his homework? —He did not write _________, though he had ___________.