I am sure there are no UFOs
what was jane doing while a ufo flew over her head?
(聽后找學生回答。)
s1: she was walking toward the bus stop.(幫助學生說toward。)
(板書并解釋。)
toward(s)—to
2.(閱讀1a，完成1b。)
t: some students are sure there are ufos, but some students aren’t sure about this.what about michael, kangkang and maria? read 1a and finish 1b.
(2分鐘后檢查。)
s2: michael is quite sure there are ufos.
s3: kangkang is not sure.
s4: maria is sure there are no ufos.
step 3 consolidation 第三步 鞏固(時間:8分鐘)
1. (再次播放錄音1a，讓學生跟讀，注意語音語調。)
t: listen to the tape and follow. pay attention to the pronunciation and intonation.
2. (根據1b表格。四人一組練習1a對話。)
t: please practice the dialog using the information in 1b. then i’ll let some of you act it out.
(練習2分鐘后，讓幾組學生在全班學生面前表演。)
3. (用給出的句子編 對話，完成1c。)
t: from 1a we know the scientists aren’t sure whether there are ufos. but i’m sure there are robots. are you sure, s1?
s1: i’m quite sure.
t: i’m s ure robots will make humans lose their jobs.
s2: i’m not sure whether robots will make humans lose their jobs.
t: look at the example in 1c. can you make similar dialogs by using the sentences in the box?
(2分鐘后，挑幾組學生表演。)
step 4 practice 第四步 練習(時間:12分鐘)
1. (利用實物，引出生詞及詞組，引入2。)
t: (拿出氣球) what’s this object?[
(板書)
object
s1: it’s a balloon. (幫助學生回答)
(板書)
balloon
t: yes, it’s a balloon. are there ufos? nobody is sure. in fact, people often mistake balloons for ufos.
(板書)
sure, mistake … for …
t: but why are there so much information about ufos? there is a passage about it. let’s go and have a look together.
t: now please read the passage in 2 and check the best title of the passage.
(理解man-made，核對答案。)
t: ok, now are you sure there are ufos? s2, please.
s2: no, i’m not sure there are ufos.
t: why do you think so?
s2: because until now, nobody seems to have really seen a ufo.[來源:學*科*網zk]
…
2. (聽錄音跟讀，記下關鍵詞。)
t: well done. now listen to the tape and follow. write down the key words.
(板書)
say, see ufos, in fact, information, mistake ... for … , man-made, objects, kite, balloon, nobody, sure
(2分鐘后挑選學生復述。)
3. (師生對話，引出生詞，導入3a。)
t: from the passage above, we know nobody seems to have really seen a ufo. but are you