---- Is there a vaccine _____ pig influenza?, I’m anxious to know.
----- Don’t worry, there is a vaccine _____ for pigs against pig influenza
| A．for; available | B．against; use | C．to; access | D．against; available |
Faced with_______ failure, it is the most important for us to keep up ______good state of mind.
| A． / ; a | B． a ; / | C． the ; / | D．/ ; the |
All the tourists _______ about the bad service in that restaurant.
| A．explained | B．expressed | C．promoted | D．complained |
We are going to ________ a dinner party on New Year’s Eve.
| A．do | B．have | C．play | D．join |
In Germany, you shouldn’t arrive late to a dinner party; you should always be ___.
| A．on time | B．at times | C．in time | D．for a time |
Attention, please. The plane to London _______ off at 9: 00.
| A．take | B．takes | C．took | D．has taken |