Experiments of this kind ___in both the U.S and Europe well before the Second World War.
| A．had conducted | B．have conducted | C．have been conducted | D．had been conducted |
____to train his daughter in English, he put an ad like this in the paper, “___, An English teacher for a ten-year-old girl.”
| A．Determined; wanted | B．Determined; wanting |
| C．Determine; wanted | D．Determining; wanting |
____he wants to say is____ great an effort he has made to help her out.
| A．That; how | B．What; what | C．What; how | D．What; that |
She was so proud a person that she would die___ she would admit she was wrong.
| A．rather than | B．until | C．after | D．before |
Just like a voyage at sea, our life journey, _____days are limited, is full of difficulties.
| A．its | B．whose | C．which | D．that |
---Bob isn’t feeling very well. He has caught a cold.
---Everybody seems to have____ because of the sudden change of the weather.
| A．one | B．it | C．that | D．another |