—What made ber so sad? —______a good chance to go abroad.
| A．Miss | B．Missed | C．Missing | D．Being missed |
Travelling a good way to learn about the world.
| A．is | B．are | C．have | D．has |
It is difficult a best friend.
| A．to find | B．finding | C．find | D．to be found |
It’s raining heavily outside. Tell him the window.
| A．not open | B．don’t open |
| C．to not open | D．not to open |
-Hello Jenny, can I see Ms. Lewis?
-. I'll tell you're here.
| A． | With pleasure | B． | Never mind |
| C． | You're welcome | D． | Just a minute |
He wrote many children’ s books, nearly half of____ were published in the 1990s.
| A．whom | B．which | C．them | D．That |