Does Nam always go to school on time?

Có nhiều đáp án lắm bn

Mạch gốc của gen có trình tự các đơn phân 3'ATGXTAG5'. Trình tự các đơn phân tương ứng trên đoạn mạch của phân tử mARN do gen này tổng hợp là

A. 3'ATGXTAG5'

B. 5'AUGXUA3'

C. 3'UAXGAUX5'

D. 5'UAXGAUX3'

Đổi các câu sang dạng số nhiều :

1. This house is big.

=> These houses are big.

2. Is it your pen? Yes, it is.

=> Are they your pens? Yes, they are.

3. Is this couch school? No, it isn't.

=> Are these couches school? No, they aren't.

4. That room isn't small.

=> Those rooms aren't small.

5. What's that? It's an eraser.

=> What are those? They are erasers.

tự hỏi tự trả lời 

Cho các từ : park ; river ; yard ; hotel ; lake

1. Dam Sen is a big ..park...............

2. My house has a beautiful ......yard...........

3. Our school is near Hoan Kiem ......lake...........

4. The New World ........hotel......... is on Pham Hong Thai Street.

5. There is a .......river.......... near my house. It's the Mekong River.

Điền vào chỗ trống với các mạo từ a, an, the

1. There is ....a......... hotel near my house.

2. It's ......an....... old house.

3. There is .......an...... eraser on ......the....... table.

4. There is ......a....... park near my house. There are trees and flowers in .......the...... park.

5. My house has .......a...... yard. We play in ....the....... yard every evening.

6. There is ........a..... desk and ......an...... armchair in my room.

everyday, I clean my room, help my Mom and study English

tìm từ có phần gạch chân phát âm khác với các từ còn lại

1 . A that B . mother C . this D. three

2 A . listen B . it C . ten D . sister

3 A. Who B . What C . White D . where

4 .A.eraser B . sneaker C house D . six

5 A. thank B . they C . these D . that