(6) with reference to 关于 就… …而论 whit reference to the context
vi refer: refer to (a) 指的是 （b）参考 (c) 提到 谈到
refer to A as B 将A称为B
eg : Are you referring to me ?
In his speech, he didn’t refer to the problem at all .
He cooked dinner by referring to a cookbook .
5. survival: n. state of continuing to live 生存、幸存 survive: vt. sb survive 某人幸存下
sth survive 某物保留下来
vi. survive sb by 活得比某人长… …
survive sth 从… … 中幸存、幸存于…
eg : Only one baby survived the terrible car crash .
The girl survived her parents .
Survivor n. the person or thing of surviving .
6. dusk n. time before night
at dusk 在黄昏时刻
Period three : comprehending and language
I Comprehending
Read the passage and answer the following questions .
1 . What is the use of a bearing circle . astrolabe , quadrant or sextant ?( )
What is the use of a compass ? ( )
A to set the course of the ship
B to measure the position of the ship
C to measure the speed of the ship
D to tell the time
2. Why are speed and time important in working out the longitude of a ship ?
3. Why is the position of the sun and various stars useful for working out latitude ?
4. Suppose you were a sea captain aiming to sail round Africa Discuss in groups.
(1) what skills would you seek in your sailors ?
(2) what problems would you anticipate for this journey ?
II Learning about language
Do exercises 1 . 2 and 3
相关分类