题文
Despite other scientists' __________ of interest, Fleming kept trying to develop the chemical __________ it would be safe and effective.
| A.lack; so as to |
| B.lacking; so as to |
| C.lack; so that |
| D.to lack; so that |
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Despite other scientists' __________ of interest, Fleming kept trying to develop the chemical __________ it would be safe and effective.
| A.lack; so as to |
| B.lacking; so as to |
| C.lack; so that |
| D.to lack; so that |
试题篮
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