During my visit to Africa, I suffered a lot ______ the heat there.

Can you lend me some money?—By all means．Can $10 ______?

The manager ____ a new proposal for pushing sales.

TV was first shown in 1929 It tookmore than two decades, ________， until 1951, forcolor broadcasts to begin in the USA

e is known to all, English isnot very difficult to learn