The little boy has not the ______ to lift the heavy box.
| A．energy | B．force | C．power | D．strength |
Francis, ____ born in Kentucky, lived and practised law in Missouri.
| A．was | B．He was | C．who is | D．although |
I like sports and ____ my brother.
| A．so | B．so does | C．so is | D．so likes |
____ it rain tomorrow, I’d stay at home.
| A．Should | B．Would | C．When | D．If |
____ I had time, I would have played it again.
| A．If | B．Unless | C．Had | D．When |
____ she a man, she might be elected president.
| A．If | B．Unless | C．Was | D．Were |