Itrainedhardyesterday,______preventedmefromgoingtothepark.
特发性血小板减少性紫癜的特点描述正确的是()
重写句子:Ihavecheckedmydocumentsseveraltimes.Istillcan’findttheproblem.(compoundsentence)
Iwasshockedbythenumberofpeoplewhoseemedtohavenothingbettertodowiththeirtimethan______toknowfishbetter.
缓解哮喘急性症状的首选药物是()