Unfortunately, the element Madam Curie devoted all her life her death.
| A．to caused | B．causing | C．to be caused | D．to causing |
—Well. I do think the rabbit is a beautiful, gentle animal which can run very fast.
— ________.
| A．So it is | B．So is it | C．So does it | D．So it does |
He suggested the person referred ________ put into prison.
| A．is | B．be | C．to be | D．should be |
Mary couldn’t make herself ________ attention to because her classmates made so much noise.
| A．pay | B．to pay | C．paying | D．paid |
I agree with most of what you said, but I don't agree with ________.
| A．nothing | B．anything | C．something | D．everything |
Every minute is made full use of ________ our lessons.
| A．studying | B．to study | C．study | D．being studied |