1.How long has he

1.How long has he ___ this car?—For two years
A.had B.borrowed C.bought D.buy (个人认为是A)
2.We wait for Tom for ___ hour and ____ half.
A.an,a B.a,an C.a,/ D./,a (个人认为是A)

1 A
因为其余三个是终止性动词,它们的现在完成时肯定式不能与FOR 短语连用.
2 A 一个半小时.