从方框中选用合适的词,并用其适当形式填空。
please |
thin |
hear |
excite |
they |
An elephant has poor eyesight but good _________ and smell.
I went to HK for my holiday, and it was really a __________ trip.
Mother giant pandas often leave baby pandas for two whole days by _________.
Swimming is not as __________ as cycling.
He is as tall as his brother, but his brother is much _________ than he.