Question

阅读下面短文，根据上文及所给提示（首字母或汉语意思）填入符合文章意义、形式正确的单词。

The plants in our gardens look so  1  （熟悉的）that often we do not realize that many of them  2  （实际上）come from countries far away. Collecting   3  （异国的）plants, as they are called, d  4  back to the earliest times. It was not until the 18th and 19th c  5  that the exploration of the   6  （植物的）world began on a large s  7  .However, at that time, keeping plants alive was an enormous challenge. Later, a tightly  8  （密封的）portable glass c  9  was invented, thus completely   10  （改变）the world of plant exploration.

Answer 1

1．familiar     2．actually    3．exotic    4．dates        5．centuries

6．botanical    7．scale       8．sealed    9．container    10．changing