Active vocabulary contains words you must be able to utilize when you speak & write.

Active Vocabulary
まい counter for thin, flat objects
1.		一まい	one sheet [of flat object]
2.		二まい	two sheets [of flat objects]
3.		三まい	three sheets [of flat objects]
4.		四まい	four sheets [of flat objects]
5.		五まい	five sheets [of flat objects]
6.		六まい	six sheets [of flat objects]
7.		七まい	seven sheets [of flat objects]
8.		八まい	eight sheets [of flat objects]
9.		九まい	nine sheets [of flat objects]
10.		十まい	ten sheets [of flat objects]
11.		食べに行きます	[食べ = V-stem of 食べます] to go to eat
12.		しに行きます	[し = V-stem of します] to go to do
13.		見(み)に行きます	[見(み) = V-stem of 見ます] to go to see
14.		Ｔシャツ	T-shirt [counter = まい]
15.		セーター	sweater [counter = まい]