Flight BA 123 to Vienna is now boarding at
| A．Gate 21 | B．21St Gate | C．the Gate 21 | D．21 Gate |
All newspapers reported that the Chinese soldiers ______ an important role in fighting against the heavy snowfalls.
| A．made | B．acted | C．did | D．played |
I hadn’t seen her for 10 years, but I ______ her at once.
| A．realized | B．recognized | C．knew | D．found |
There is ______ thing as a free lunch.
| A．no such | B．not such | C．no a | D．no such a |
The old woman walks ______ dog after ______ supper every day.
| A．a; the | B．/; / | C．the; the | D．the; / |
I have got ______ of the work, because it is too ______.
| A．tired; tiring | B．tiring; tiring |
| C．tired; tired | D．tiring; tired |