向……宣战
Modern science has given clear evidence ________ smoking can lead to many diseases.
When the news came ________ the war broke out, he decided to serve in the army.
There is clear evidence ________ the most difficult feeling of all to interpret is bodily pain.
Evidence has been found through years of study ________ children’s early sleeping problems are likely to continue when they grow up.
At our factory there are a few machines similar to _______ described in this magazine.