I have some difficulty in pronouncing some of the words in English.

我有些英语单词发音不好。

It'll make the cabbage plants grow big and strong.

它能使白菜秧长得又大又壮。

Yes, of course. It's very easy.

那当然。煮它（豆腐）并不难。

Bad luck!

真不走运！

That sounds a great idea. Good luck with your trip!

听起来真是个好主意。祝你一路顺风。

They carved a whole page of characters back-to-front in the wood.

他们在木板上刻满整页的反字（背面朝上）。