Jack is a great talker. It’s high time that he something instead of just talking.
| A．will do | B．has done | C．did | D．do |
A successful scientist needs _____ if he wants to make hypothesis (假设) of how processes work and how events take place.
| A．permission | B．penetration | C．imagination | D．convention |
This year the farmers were just able to gather in the _____ before the fine weather came to an end.
| A．collection | B．harvest | C．flower | D．plant |
He hated the war so much that he decided to leave the army _____.
| A．for long | B．once in a while | C．for good | D．once upon a time |
We suddenly saw the bus about to leave and had to run _____ to catch it.
| A．hardly | B．awkwardly | C．hard | D．strongly |
Be careful how you _____ that jug, it will break very easily.
| A．pour | B．operate | C．handle | D．employ |