. After two hours of walking, they came to the camp site, ______ .
Four andhalf hours of discussion took us up to midnight,andbreak for cheese,chocolate and tea with sugar.
Only by increasing the number of doctors by 50 percent properly in this hospital.
A serious study of physics is impossiblesome knowledge of mathematics.
It was only after he had read the papersMr. Gross realized the task before him was extremely difficult to complete.
It may not be a great suggestion. But beforeis put forward, we'll make do with it.