many

许多孩子喜欢童谣，因为童谣押韵。

Because they rhyme, ___many children enjoy nursery rhymes.

天气追踪计算机程序已经预防了许多灾害。

Weather-tracking computer programmes have prevented ___many disasters.

这对恋人交换了许多封信。

The couple exchanged ___many letters.