英文功課問題-_-20分

rucksacks:
I have carried two rucksacks with me.
steepest:
This is the steepest slope that I have ever climbed.

1. worldwide
This move made headlines worldwide last year.
2. winked at
Mother winked at Laura as a sign for her to keep silent.
3. whistling
I like to whistling to my dog so it was know i am calling you.
4. underwater
Today i have swimming class and the teacher say everyone go underwater
and tell me what you see.
5. surfed
If the waves are big enough, we'll go surfed.
6. steepest
People were discontented with the steepest rise in prices.
7. sighed
She sighed for home and friends.
8. rucksacks
I have so many rucksacks with me all the time.

1. i surfed at the internet to find some information yesterday.
2. i can swim well. i can even swim underwater.

1.underwater
some species of turtle can remain underwater for 24 hours

2.whistling
someone was whistling Beatles tunes outside my window

3.winked at
he winked at me when I thought he was being serious.

4.worldwide
An increase in average temperature could cause environmental problems worldwide.