---If you don’t like the red T-shirt, take the blue one.
---OK, but do you have _________ size in blue? This one is a bit small for me.
| A．a big | B．a bigger |
| C．the big | D．the bigger |
Scientists from different countries are trying to_____ a good way to solve the energy problem.
| A．keep up with | B．come up with |
| C．catch up with | D．meet up with |
Detective Lu thought that ________ Xie Yiming ________ Wang Gang were likely to kidnap Guan Dawei’s son.
| A．either, or | B．both, and |
| C．neither, nor | D．not only, but also. |
With a record of more than 90 goals in 2012, Messi is considered as the_______ football player in the world.
| A．successfully | B．successful |
| C．most successfully | D．most successful |
----Where is Tom now, Millie?
----I saw him _______ in the street a moment ago and I told him _________.
| A．playing; don’t do so | B．playing; not to do so |
| C．play; to do so | D．play; don’t do so |
______ time goes by, China is getting stronger and stronger.
| A．Until | B．While |
| C．As | D．When |