Question

-- Is the Nanjing Bridge open to the public yet?
---Yes. It ____ for almost one and a half months .

A．has opened

B．has being opened

C．has been open

D．was open

Answer 1

C

考查現(xiàn)在完成時(shí)。for almost one and a half month作為段時(shí)間，謂語(yǔ)動(dòng)詞得用延續(xù)性動(dòng)詞或表示某種狀態(tài)存在的詞，且時(shí)態(tài)采用現(xiàn)在完成時(shí)。故答案為C。