Peter, as well as his two sisters Sondra and Emily, ____ left-handed.

The girl sitting by the window is the only one of the students who _______ from the countryside in our class.

 —________ two months enough for the project to be finished?—I am afraid not. The professor is ill and only after he recovers ______ go on with it.

 Every possible means_____ been tried，and we find only______ this means can we do it well．

If you don’t put up the sings after school,          .