Unit 1 Life on Mars
t: ok? let’s check the answers now.
advantages
※ it’s not _______or________.
※ the ________ is more convenient .
※ people will wear special _____
※ people will have ______space .
※ ______ will do most of our work.
※ we’ll have more time for_______.
※ students will study in ______ schools.
keys:
1 crowded polluted 2 transport 3 boots 4 more
5 robots 6 hobbies 7 online
disadvantages
※ low _______ will be dangerous.
※ food does not taste _____.
※ space travel make people feel ________.
※ it’s too ___to stay outside.
※ it’s too ____ away from friends on earth.
keys:
1 gravity 2 good 3 ill / sick 4 cold 5 far
t: now would you please open your books at page 11 of the students’ book. please complete exercise c1 on page 11
t: .have you finished them? let’s check the answers . ( ppt )
keys:
1 a 2 b 3 c 4 c
5 b 6 b 7 a 8 b
t: well done , you’ve remembered so much about mars. do you have any difficulties while reading? let’s look at some sentences together.
t: important sentences ( ppt )
1 there will be various designs for settlers to choose from. 將有許多種設(shè)計可供移居者選擇。
to choose from…意思是“從……中挑選”。
eg 我有很多雙鞋子可以選擇，但我決定不了選哪雙。
i have many pairs of shoes _____________(to choose from),
but i don’t know which pair __________. (to choose)
2 the journey might take only a very short time in space shuttles that travel at half the speed of light.用以光速一半速度飛行的太空穿梭機進行的旅程可能只要花很短的時間。
分析：此句是that連接的定語從句。that引導(dǎo)的定語從句修飾先行詞space shuttles, 從句中的動詞的人稱和數(shù)由先行詞space shuttles決定。