He___________ when the bus came to a sudden stop.
| A．was almost hurt | B．was to hurt himself |
| C．was hurt himself | D．was hurting himself |
The mother along with her children _______ in the supermarket when the explosion happened.
| A．was shopping | B．were shopping | C．have been shopping | D．had shopped |
I wish to thank Professor Smith, without _______help I would never have got this far.
| A．who | B．whose | C．whom | D．which |
The problem, according to the experts, is _______ we should do with the salty land.
| A．that | B．how | C．which | D．what |
He has always insisted on _______ Mr. Berg instead of Justin.
| A．been called | B．called | C．calling | D．being called |
When Peter speaks in public, he always has difficulty ______ the right things to say.
| A．thinking of | B．to think of | C．thought of | D．think of |