Oh, it's you! I didn’t know you ___ here!
| A．am | B．were | C．have been | D．will be |
Mrs. Brown was very disappointed to see that the washing machine she had had _____ went wrong again.
| A．it | B．it repaired | C．repaired | D．to be repaired |
Will you see to _____ that my children are taken good care of while I am away?
| A．it | B．me | C．yourself | D．them |
— What is your new friend like?
— ________.
| A．Handsome | B．Practical | C．Brilliant | D．Outgoing |
So difficult ________ it to live in an English-speaking country that I determined to learn English well.
| A．did I feel | B．I did feel | C．have I felt | D．I have felt |
— Why didn’t you come to Mike’s birthday party yesterday?
— Well, I _______, but I had something important to do at the moment.
| A．should | B．must | C．should have | D．must have |