[英文] which + Include的用法?

All can be used but in different situations:
(1) which including: (...which... , including...)
(a) The price which we are able to offer this material ,
including packing charges, is... per metric ton CIFW...
我們可提供該材料包括包裝費的價格為每公噸...
成本加運保費，戰爭保險費...

(2) which includes: ( Singular/ Uncountable noun , + which includes )
(a) I ask $300 a month, which includes everything.
我要每月300美元，當然什麼都包括在內了。
(b) A moth of the family Bombycidae, which includes the silkworms.
蠶蛾蜂蚊科中的一種飛蛾，還包括桑蠶。
(c) A plant of the genus Digitalis, which includes the foxgloves.
洋地黃一種植物毛地黃，包括毛地黃
(d) He has a 25-bout career record which now includes 22 knockouts.
他創下了25場比賽就有22場把對手擊倒的紀錄。
(3) which included: ( past tense )
(a) We watched a performance which included
a puppet show and acrobatics.
我們觀看了一場演出，內容有木偶戲和雜技。
(b) The tolls, which included a government passage tax,
ranged from $4 to $30 for different types of vehicles.
隧道收費連政府使用稅，每程由4元至30元不等。
(4) which include: ( Plural noun , + which include )
(a) The tolls, which include a government passage tax,
varied from $4 to $30 per vehicle.
隧道收費連政府通過稅，每程由4元至30元不等。
(b) He is also well-known for his operas,
which include Peter Grimes and Billy Budd.
他的歌劇也很出名，其中有《彼得格裡姆斯》和《比裡巴德》。
(c) I have enclosed a post office money order
for $40,000 which include the express charges.
同函奉上面額40,000元的郵局匯票一紙包括快遞費在內。
(d) Any of various marine flatfishes of the families Bothidae
and Pleuronectidae, which include important food fishes.
鮃，鰈鮃科和鰈科的多種海洋比目魚，包括了重要的食用魚
(e) Party a shall grant party b mfn treatment which do not include
privilege accord the neighboring countries.
甲方給予乙方的最惠國待遇不包括他給予鄰國的特殊待遇。

1)錯誤.
including 作為preposition: It costs $19 including postage and packing.
including 作為-ing clause: The gathering including teachers and students will hold on sunday.

2),3)正確.
-clause with WHICH:
2)The gathering which includes teachers and students will hold on sunday.
3)The gathering which included teachers and students was held yesterday.
(如果不想用which clause,那就用-ing clause,如(1),其意思一樣)

4)一般很少出現which include,因為主詞大部分作為一個整體看待.