Professor Zhang, accompanied by his students, ___________ in the lab.
| A．do the experiment |
| B．doing the experiment |
| C．were doing the experiment |
| D．was doing the experiment |
It is not so much the possible trouble caused by helping others _______ people’s unwillingness to show their sympathy _________ accounts for the present situation.
| A．as; as | B．as; that | C．that; which | D．that; as |
Nereus lived beneath the sea with his fifty lovely daughters, _______ the most famous were Amphritrite, Thetis, Galatea and Panope .
| A．of whom | B．whose | C．of which | D．for whom |
Though the whole world ______ against me, I would do what I consider as right.
| A．is | B．were | C．are | D．was |
It would be your duty to bear it, if you could not avoid it: it is weak and silly to say you cannot bear _______ it is your fate to be required to bear.
| A．that | B．what | C．when | D．where |
A young lady _____________ is desirous of meeting with a situation in a private family where the children are under fourteen.
| A．accustomed to teaching | B．is used to teaching |
| C．accustomed to teach | D．used to teach |