不是，shall not縮寫：'ll not，shouldn't是should not的縮寫。

shall

讀音：英 [ʃæl , ʃəl] 美 [ʃæl , ʃəl]

釋義：(同I和we連用，表示將來)將要，將會。

語法：shall用在表示希望、要求等的從句中與should作用相近，作“應該”“要”解。

例句：

Ishallsailoutonthetwenty-second.

我將於22日啟航。

擴展資料

shall的近義詞：should

should

讀音：英 [ʃʊd , ʃəd] 美 [ʃʊd , ʃəd]

釋義：(常用於糾正別人)應該，應當，(提出或徵詢建議)該，可以。

語法：用於陳述語氣，構成第一人稱過去將來時、過去將來完成時以及過去將來進行時。

例句：

Ishouldexercisemore.

我應該多鍛鍊一些。

shan't ： [ʃɑ:nt]　

shan't =shall not 不應該。

例句： If you mix up those data weshan'tfind the one we need quickly. 要是你把這些資料弄亂，我們將無法迅速地找到需要的內容了

I shall not keep you more than a few minutes.（我只留你幾分鐘

有關下列情態動詞，系動詞，助動詞與not縮寫：

(1)shall not=shan't

(2)will not=won't

(3)is not=isn't

(4)am not=ain't

(5)are not=aren't

(6)was not=wasn't

(7)were not=weren't

(8)have not=haven't

(9)has not=hasn't

(10)had not=hadn't

(11)can not=can't

(12)must not=mustn't

(13)could not=couldn't

(14)would not =wouldn't

(15)should not=shouldn't

(16)may not=mayn't

(17)might not=mightn't