题目内容：

听下面一段独白，回答以下小题。

1.What do the Hoffmans do for a living?

A. They are gardeners.    B. They sell vegetables.    C. They run a guesthouse.

2.How much direct sunshine do tomato plants actually need every day?

A. Five hours.    B. Eight hours.    C. Twelve hours.

3.Why do Irish potatoes grow better in the shade?

A. They have deeper roots.    B. They have wider leaves.

C. They have bigger flowers.