If you find yourself _____________ no one will help you, please call me.
The little boy, out of curiosity, _______ the toy to see how it worked, but couldn’t put it together.
–Do you need any help, Lucy?--Yes. The job is I could do myself.
These flowers should not be watered too ______, once _____.
It is said that the software on learning subjects for pupils in a very practical way.
Our neighbor has ______ ours.