1. Is your father a doctor or an engineer? (Câu hỏi HTĐ với tobe: Am/Is/Are + S + (O)?)
27. There are three bedrooms and one living-room in my house (There + is/are + N; vì câu cho "are" chứ không cho "is" nên ta xếp three bedrooms đứng trước rồi mới đến one living room)
28. This is my sister and those are her students (This + singular noun; those + plural noun)
29. I have some meat but I don't have any eggs (some + N dùng cho câu KĐ, any + N dùng cho câu PĐ hoặc NV)
30. How many students are there in Trang's class? (hỏi số lượng: How many + plural noun + are there| do/does s.one have + ...?)