______ you keep it a secret for the time being? It’s just between us.
| A．Must | B．Can | C．Should | D．May |
_____ you have a healthy diet, you can reduce its benefits by bad eating habits．
| A．Just as | B．In case | C．Even if | D．Now that |
----- Oh, my goodness! My laptop must have got stolen．
----- But where _____ a thief have entered the house with all the doors and windows still locked?
| A．should | B．could | C．dare | D．did |
It is reported that there will be a heavy rain tomorrow; _____ the hike would be put off．
| A．in any case | B．in which case | C．in this case | D．in no case |
Joined by their friends, Troy and Cabrella staged a musical _____ their experiences, hopes and fears about the future．
| A．reflecting | B．reflected | C．being reflected | D．having reflected |
The largest collection ever found in England was one of about 200,000 silver coins, _____ over 600 years old．
| A．all of which | B．all of it | C．all of that | D．all of them |