A bird in the hand is worth two in the （).A、treesB、bushC、forestD、cage

听力原文：There is a bird in the tree． A．B．C．

According to the last paragraph, which one is true？A．Homework will be handed in via electr

Which of the following sentences is INCORRECT？A．The English teacher came in, book in hand.

Which of the following is CORRECT about the decline of birds in Europe？A．The quantity of b

When is the hand-in date？A．20th May.B．21st May.C．20th March.D．21st March.

What is the biggest challenge in bird flu control in Indonesia？A．Shortage of medicines.B．P