根据音标写单词：Don't _____ time playing computer games！[weɪst]
根据音标写单词：The car won't start. Can you _____ it？[fɪks]
根据音标写单词：My grandfather grows the _____ by himself.[krɒps]
根据音标写单词：The forest ______ an area of more than 20000 km² . [ˈkʌvəz]
词形变化：Don't wash vegetables under a _____ tap.（run）
词形变化：We brush our ____ twice a day.（tooth）
词形变化： In Guilin, some _____ catch the fish with the help of cormorants（鸬鹚）. （fish）
词形变化：We can protect the environment by not _____ plastic bags.（use）
词形变化：Monday is my _____ day of a week. I always have a lot of work to do on Monday.（busy）
词形变化：What an _____ competition they are having！（interest）
We can save water
by watering the plants with grey water. （划线部分提问）
_____ _____ we save water？
填空1 ____________
填空2 ____________
The little boy showed no interest in the quiz.（保持句意不变）
The little boy _____ show _____ interest in the quiz.
填空1 ____________
填空2 ____________
We shouldn't take a bath. We should take a shower.（保持句意不变）
We should take a shower _____of _____ a bath.
填空1 ____________
填空2 ____________
People get food, sea salt and oil ____ the oceans.
Mountain climbing is one of ______ sports.
dangerous
more dangerous
most dangerous
the most dangerous
Almost _____ of the Earth is water.
a quarter
three quarters
two thirds
three fifths
Water is
essential for life. We can't live without water.
“ essential ” means “ very _______”.
important
intelligent
useful
precious
If you ____ playing water games, you _____ a lot of water.
stop ；save
will stop ；will save
stop ；will save
will stop；save