Helen was too angry to say _________.
Many boys and girls are forced ____________ what they have ____________.
–– When will you go back to your hometown? ––__________.
His brother insisted on _______to have an English lesson _______ he didn’t feel well that day.
The young girl did ________ preparation work for her speech before she stood on the stage confidently.
---Don’t play with fire. It’s dangerous. --- __________