______ the task is difficult, they managed to complete it on time.
| A．Because | B．Therefore | C．As | D．Though |
It suddenlyto me that this was something that I should never do, so I
turned down her request.
| A．happened | B．hit | C．struck | D．occurred |
--- Is the food served in the restaurant tasty?
---I’m sure that else in this town can you find a better restaurant.
| A．anywhere | B．nowhere | C．everywhere | D．somewhere |
is known to us all isthe old scientist, for whom life was hard in the
past, still works very hard in his eighties.
| A．What; what | B．What; that | C．That; what | D．As; that |
helicopter can take off and land straight up or down, and can also stay
still inair.
| A．The; an | B．A; the | C．A; 不填 | D．The; 不填 |
--- Don’t leave water while you brush your teeth, honey.
--- Ok, Mum.
| A．run | B．running | C．being run | D．to run |