I'm sorry you ______ so long, but it' ll still be some time before Jim gets back．
| A．wait | B．waited | C．had waited | D．have been waiting |
_______ is no doubt that the world is being smaller, due to the technological advances made by the computer.
| A．It | B．There | C．That | D．This |
More than 100 students in that school_________ abroad for further study so far.
| A．are sent | B．were sent | C．had been sent | D．have been sent |
I have_______ my husband again and again not to smoke, but he won’t listen.
| A．persuaded | B．advised | C．suggested | D．mentioned |
His_______ was so strong that I couldn’t understand a word he was saying.
| A．noise | B．voice | C．accent | D．sound |
You will never guess ______ when she found herself ranked first in the competition.
| A．how she was excited | B．how excited she was |
| C．she was how excited | D．how excited was she |