It is _________ to increase input in areas of innovation to ensure the country's promising prospect.
| A．accessible | B．essential |
| C．alternative | D．commercial |
________ is required that every employee here be able to use a computer and speak good English.
| A．Which | B．What | C．As | D．It |
______ the little kid wanted to do something himself made his parents very happy.
| A．That | B．/ |
C．What | D．Where |
The girl ______ the toy carefully and was sure it was not the one she had lost.
| A．examined | B．noticed |
C．observed | D．proved |
—I’m amazed to hear that Frank and Linda have broken up.—________. They were walking happily hand in hand last time I saw them.
| A．So am I |
B．Neither am I |
C．Nor do I |
D．So do I |
I don’t think Linda could have done such a stupid thing last night, _________?
| A．do I | B．didn’t she |
| C．did she | D．don’t I |