Knowledge and learning are important if we want to be successful, but they may also __________ our thinking.
| A．direct | B． limit | C． change | D．improve |
句意：Jack Ma is ambitious about his firm’s future, ______ that Alibaba’s achievements will one day top Walmart.
| A．says | B．to say | C．saying | D．said |
Obviously, the ability to talk is ______ that marks humans off from animals.
| A．something | B．anything |
| C．nothing | D．everything |
—It isn’t very nice if someone is yelling in public.
—________. It’s annoying.
| A．Sorry, I’m not with you | B．I couldn’t agree more |
| C．I’m afraid not | D．I have no idea |
______ the warning message, more lives would have been lost in the flood.
| A．But for | B．Except for |
| C．Regardless of | D．Instead of |
If you had had everything ready yesterday, you ______ in such a hurry now.
| A．wouldn’t have been | B．wouldn’t be |
| C．hadn’t been | D．haven’t been |