I admit that the problem is difficult, I don’t agree that it cannot be solved.
| A．As long as | B．When |
| C．As | D．While |
---Tom’s been sent to the USA for further study. What about his twin sister?
--- _____.How lucky they are!
| A．So has she | B．She is too | C．So is she | D．So she has |
–Will you go camping this weekend?
--Good idea! As we know, going camping in spring ______us less tired.
| A．make | B．made | C．makes | D．has made |
With the sun _______, we felt comfortable walking outside.
| A．shine | B．shining | C．to shine | D．shone |
--- I hear that you have made a new market plan.
---Yes, but what puzzles me now is how to ______the plan.
| A．carry out | B．pull out | C．put out | D．work out |
The man took out his iPad and saw the latest film while his car _____.
| A．had been repaired | B．had repaired |
| C．was being repaired | D．was repairing |