________, I think, and the problems could be settled.
| A．If you double your efforts |
| B．So long as you keep up your spirits |
| C．Making greater efforts |
| D．A bit more efforts |
I don’t believe we’ve met before, ________ I must say you do look familiar.
| A．therefore | B．although | C．since | D．unless |
Harrison Ford is thought to be one of the few movie stars ____ as a carpenter before.
| A．to work | B．to be working |
| C．to have worked | D．to have been working |
_____ an important decision more on emotion than on reason, you will regret it sooner or later.
| A．Based | B．Basing | C．Base | D．To base |
---This is the first time I _____ my first picture with my own hands.
--- It’s time that you ____ a photo of me.
| A．took; took | B．have taken; took | C．took; will take | D．will take; have taken |
Close the door of fear behind you, and you ____ the door of faith open before you.
| A．saw | B．have seen | C．will see | D．are seeing |