The man showed us so heavy a stone _______ no man can lift.
| A．that | B．as | C．which | D．and |
He has made a wonderful discovery, ________ of great importance to science.
| A．which I think is | B．which do I think is | C．I think which is | D．which I think it is |
Whom would you rather _____ with you, Tom or _______?
| A．to go; I | B．have gone; I | C．have go; me | D．go; me |
John plays football _______, if not better than, David.
| A．as well | B．as well as | C．so well | D．so well as |
--- I hear Warren ______ in a middle school.
--- What? I can’t imagine him ______ as a teacher.
| A．teach; to work | B．teaches; working | C．teaches; to work | D．teach; working |
Failure is the mother of success. ______ your courage and you’ll succeed.
| A．Keep off | B．Keep out | C．Keep up | D．Keep on |