It was only when I reread his poems recently _______ I began to appreciate their beauty.
| A．until | B．when | C．that | D．after |
相关试题
---Mary has been trained hard for the last two years.
---______ she did so well at the track and field meet yesterday.
| A．No doubt | B．No question | C．No wonder | D．No problem |
When ______ comes to research into heart disease and its effects on the body, we do not have adequate substitutes for the use of animals.
| A．that | B．it | C．this | D．what |
One of the best ways for people to keep fit is to ______ healthy eating habits.
| A．grow | B．develop | C．increase | D．raise |
The building around the corner caught fire last night. The police are now ______ the matter.
| A．getting through | B．worki ng out |
C．looking into | D．watching over |
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