Even if the treatment ________, there is still no magic pill for patients in the late stages of AIDs.
Many buildings in the city need repairing, but the one ____ first is the library.
He didn’t make ______ clear when and where the meeting would be held.
It was raining heavily. They could do nothing but ______ at home.
The boss went into the house ,_______ the five boys _______ in the rain.
I don’t think he _______ a new bike.