---Hi, Tom. Do you have any idea where Jane is?
---She _________ in the classroom. I saw her there writing her composition just now.
| A．shall be | B．could be | C．must be | D．might be |
On rainy days, accidents______ happen sometimes on steep roads.
| A．should | B．might | C．must | D．can |
Under no conditions, _______ hegemony in the future.
| A．China seeks | B．will China seek | C．China sought | D．seeks China |
You can’t shut your eyes to the fact ______more than 20% of American Families now live below the poverty line.
| A．what | B．which | C．/ | D．that |
All things ________, nothing remains of its former glory.
| A．have passed | B．having passed | C．had passed | D．passing |
You were my _________when I was weak; you were my voice when I couldn’t speak.
| A．power | B．strength | C．energy | D．vigor |