有关discussion400的写作作文

六年级英语作文:discussion400字
I’mwillingtogetvaccinated,too.Sincethereisnomedicinethatcanbeusedtotreatthisdisease,avaccinewillbeabetterchoiceforstoppingthevirus.?TheCOVID-19vaccineishopedtoeffectivelypreventpeoplefrombeinginfecte...
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