Experts think that ____ recently discovered painting may be ____ Picasso.
| A．the;/ | B．a; the | C．a;/ | D．the; a |
In addition to the farming they ______ since the 1990s, the Smiths have started a small business.
| A．have done | B．had been done |
| C．were doing | D．have been doing |
It’s beyond our comprehension that Jim, who tops the class in English, ________ have difficulty translating such a simple sentence.
| A．shall | B．should | C．might | D．must |
The manager seemed to be doubtful about my ability, _______ I could see from the expression on his face.
| A．this | B．where | C．that | D．which |
Clare has offered a _______ of $ 100 to anyone who can find her lost cell phone.
| A．benefit | B．cost | C．reward | D．price |
To be honest, no speech ________ so far has had the same effect on me as this one.
| A．has been made | B．being made | C．made | D．to be made |