If you _____ the medicine you _____ better now.
—I do believe the scientific explanation that when a tomb is opened, the fresh air disturbs the viruses inside it. What about you? —So do I. If _______ in, the disturbed viruses may cause illness or even death.
Our bodies are strengthened by taking exercise. ______, our minds are developed by learning.
It took several hundred years ______ paper-making spread to western countries.
—I’ll tell Daisy about the change of our plan tomorrow.—You ______ her yesterday.
Wouldn’t it be ______ wonderful world if humans could live in ______ peace?