I don’t know if ______ to the party．I will let you know if ______.
| A．he will come; he comes | B．he will come; he will come |
| C．he comes; he comes | D．he comes; he will come |
Tom Mary took part in the party yesterday, because they were studying for their exam.
| A．Either; or | B．Both; and |
| C．Not only; but also | D．Neither; nor |
---Is the notebook Carla’s?---It _____be hers. It has Mary’s name on the cover.
| A．could | B．might | C．must | D．can’t |
Baby giant pandas ________ a lot of time ________ their mothers’milk every day．
| A．spend；to drink | B．cost；drinking |
| C．take；to drink | D．spend；drinking |
Excuse me. I _______ I was blocking(挡) your way.
| A．didn't realize | B．don't realize |
| C．haven't realized | D．wasn't realizing |
Her shoes are _________ mine.
| A．as newer as | B．so new as |
| C．as new as | D．so newer as |