According to the passage, the present tense in English is（）
A. not used to express one's readiness to do something in the immediate future
B. used with some verbs but not with others to express future intention
C. basically the same in English as it is in Spanish
D. not the most difficult problem for foreign students
It was so cold that they kept the fire ______ all night.
A. to burn
B. burn
C. burning
D. burned
脾胃虚弱泄泻宜用
A. 参苓白术散
B. 连理汤加减
C. 四神丸
D. 桃花汤和真人养脏汤
E. 补中益气汤
23（）
A. had
B. still
C. hardly
D. ever
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