Wool comes from sheep and certain other animals like goats and rabbits. Over a million tonnes of wool is produced every year, of (26)…… 1 60% goes into clothes. The wool that is used (27)……….. 2 comes from Australian Merino sheep. Their wool is good for baby clothes, as it is soft, (28)………… 3 babies warm, and can (29)………. 4 their bodies. When wool is first cut from the sheep, it (30)………………5 a high level of a valuable oil, so before the wool is used, it must be cleaned. The (31)………… 6 way to do this is by putting the wool in warm water. The oil that is (32)……………. 7 from the wool is widely used in products like hand creams. Sheep were first used by humans several thousand years ago, (33)…….. 8 it is believed that this was for meat (34)………… 9 than wool. When people developed a way of cutting the wool from sheep it (35)…………. 10 a more important material.
26. which
27. mostly
28. keeps
29. protect
30. contains
31. simplest
32. removed
33. but
34. rather
35. became
26, which (sau dấu phảy, đại từ quan hệ chọn “which” thay vì “that”)
27, mostly (adv, hầu hết)
28, keeps (keep sb warm: giữ cho ai ấm)
29, protect (v, bảo vệ)
30, contains (contain sth: bao gồm cái gì)
31, simplest (the + adj-est: so sánh hơn nhất => the simplest way: cách đơn giản nhất)
32, removed (bị loại bỏ)
33, but (trước là dấu phảy và sau không có dấu gì nên dùng “but” thay vì “however” để nối hai mệnh đề mang ý nghĩa trái ngược.
34, rather (rather than: hơn là)
35, became (v, trở thành)