2道小学英语的选择It's good _______ exercise every day.A.to take B.takes C.took D.to takingHe _____ look after his mother yesterdayA.needed toB.musted C.have toD.has to

2道小学英语的选择It's good _______ exercise every day.A.to take B.takes C.took D.to takingHe _____ look after his mother yesterdayA.needed toB.musted C.have toD.has to
2道小学英语的选择
It's good _______ exercise every day.
A.to take B.takes C.took D.to taking
He _____ look after his mother yesterday
A.needed to
B.musted
C.have to
D.has to

2道小学英语的选择It's good _______ exercise every day.A.to take B.takes C.took D.to takingHe _____ look after his mother yesterdayA.needed toB.musted C.have toD.has to
选A,这是个 it+be动词+形容词+to do 的结构