---This physics problem is too difficult. Can you show me ________, Wang Lin?

---Sure.


  1. A.
    what to work it out
  2. B.
    what to work out it
  3. C.
    how to work it out
  4. D.
    how to work out it

This kind of work is hard ________．


  1. A.
    do
  2. B.
    doing
  3. C.
    to do
  4. D.
    does

--As everyone knows, the way farming has changed a lot.

--Of course. And some other changes ________ on the farms in the last 50 years.


  1. A.
    takes place
  2. B.
    have taken place
  3. C.
    took place
  4. D.
    have been taken place

Neither Jim nor his cousins ________ to America, but ________ of them know the country very well.


  1. A.
    have been, all
  2. B.
    have been, both
  3. C.
    has been, all
  4. D.
    has been, both

________he comes back, I'll tell him.


  1. A.
    Where
  2. B.
    How
  3. C.
    When
  4. D.
    What

--Do you have to leave now?

--I am very sorry, but I really ________.


  1. A.
    can't
  2. B.
    have
  3. C.
    should
  4. D.
    must

--Can I take it away?

--You ________ better not.


  1. A.
    should
  2. B.
    could
  3. C.
    would
  4. D.
    had

---Mum, I got the best grade on the English test today．

---Good job, son．I'm ________ of you．


  1. A.
    sure
  2. B.
    sick
  3. C.
    afraid
  4. D.
    proud

---Sue, ________ any students in the classroom?

---I don't think so．School's over．

---But I heard someone talking over there．


  1. A.
    are they
  2. B.
    do they
  3. C.
    is there
  4. D.
    are there

---I'm stressed out.

---You should ________.


  1. A.
    drink same water
  2. B.
    listen to music
  3. C.
    go to have dinner
  4. D.
    talk
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