Jerry has promised to keep the secret, so he won't tell anyone __________ asked to.
Because of my poor English I’m afraid I can’t make myself ____.
I really appreciate that your help is of great _________.
He insisted that we ________ rest until we finish the work.
He was _______ to find that it was almost impossible to undertake the task.
I took a risk to carry out the project, but it _______ in the end.