Nancy has to study for a text. 对study for a text.提问、

Nancy has to （study for a test） 括号内提问 study for a test study for a big How to study for a test? I study for a test by working with a group .对划线句提问. Mary has to study ____a math test A.at B.for C.in D.to 对 study for the math test 提问 study for a math test It has become a fashion for young students to study abroad.E He ____ to study for the math test. A.have B.hasn't C.has D. she has to study for a history test 这是时态?一般现在时吗? i haveto help my parents改为否定句 mysister has to study for a ma