4. we do not have to go far if we want help with our homework!
如果我们做家庭作业时需要帮助,我们就不必走远。
have to“只好,不得不”
you have to stay here.你得留在这儿。
we have to clean the desk before leaving.离开之前我们得把桌子弄干净。
she has to do a lot of work .她得做很多工作。
do you have to look after your sister?你得照看妹妹吗?
5. you can shop until ten o’clock at night in star shopping mall.
你可以在明星购物商场购物到晚上十点钟。
until=till连词,基本用法相同。until通常用于句首;till多用于口语。“直到……时(为止)”。例如: wait until the rain stops.等到雨停了再说吧。
don’t leave till i arrive.我不来你不要离开。(我来了你才能离开。)
he didn't come till(until)ten o’clock.他直到十点钟才来。
i won’t stop shouting until you let me go.你不放我走,我就一直喊叫。
until还可以作介词,“直到(某一时刻);直到(发生某事)”。
例如: nothing happened until 5 o’clock.五点钟以前没有出现任何迹象。(until=before)
the street is full of traffic from morning till night.这条街从早到晚行人车辆很多。
the secret was never told until after the old man’s death.
这个秘密在老人去世后才说出来。
don’t open it till your birthday.等到你过生日那天再打开。
she was a bank clerk until the war, when she trained as a nurse.
她战前是个银行职员,战时受训当了护士。
6. less …than …比…更少
little less least
there is less water in this bottle than in that bottle.
there is less rain this year than last year.
more…than …比…更多
many/much more most
there are more students in class one than in class two.
there are more comics in my bag than in your bag.
step 3. feedback (8 min)
exercises:
1. 从我家到学校乘地铁要二十多分钟。
it _____ over twenty minutes _____ _____ to the school from my home by underground.
2. 他朋友每天做作业直到十点。
his friend _____ _____ homework until 10:00 every day.
3. 他们相互很亲近。
they are _____ _____ each other.
4. 市中心有多少大卖场?
_____ _____ shopping malls are there in the center of the city?
5. 睡觉前我得读英语。
i _____ _____ read english before going to bed.
6. they have no time to chat with friends.(改为同义句)