—When _________ personal computers _____________?
—In 1976.
| A．is, invented | B．did, invent |
| C．were, invented | D．was, inventing |
—Whose sweater is this? ---It looks like Jean’s. Oh, yes. It’s _______.
| A．her | B．hers | C．him | D．his |
The book will make you _________ .
| A．interested | B．interest | C．interesting | D．to interest |
They stopped _______but they _______nothing.
| A．to hear , listened | B．to listen, hear | C．hearing, listened | D．to listen, heard |
Your radio is too noisy . Could you _______ , please ?
| A．turn it down | B．turn down it | C．turn it on | D．turn on it |
--Don’t play here. It’s a street. --OK, I _________.
| A．listen | B．hear | C．see | D．watch |