It was the belief ____ Alex Haley could find his root in Africa ____made him decide to go to Zombia．
| A．/, which | B．which, that |
| C．that ,which | D．that ,that |
As we joined the big crowd I got _________ from my friends.
| A．separated | B．spared | C．lost | D．missed |
_____ time, he’ll make a fist-class tennis player.
| A．Having given | B．To give | C．Giving | D．Given |
The picture ________ on the wall is painted by my nephew.
| A．having hung | B．hanging | C．hangs | D．being hung |
The managers discussed the plan that they would like to see _______the next year.
| A．carry out | B．carrying out | C．carried out | D．to carry out |
how to do the homework, I went to ask my teacher for help.
| A．Not to know | B．Not knowing | C．Knowing not | D．Not known |