The traveler couldn’t make himself _____ in his poor English.
| A．understand | B．understanding | C．to understand | D．understood |
My sister, an inexperienced rider, was found sitting on the bicycle ______to balance it.
| A．having tried | B．trying | C．to try | D．tried |
In my view, London’s not as expensive in price as Tokyo but Tokyo is ______in traffic.
| A．the most organized | B．more organized | C．so organized as | D．as organized as |
It is one of th
e funniest things ______ on the Internet so far this year.
| A．finding | B．being found | C．to find | D．found |
Einstein like Bose’s paper so much that he ____ his own work and translated it into German.
| A．gave off | B．turned down | C．took over | D．set aside |
--- Jack fell off the ladder yesterday, but he is all right now?
---What a lucky dog! He _________ himself badly.
| A．should injure | B．might injure | C．should have injured | D．could have injured |