---I think it’s impossible for us to work out the plan in just two days. It’s too difficult.
---You’re right. We can’t be _______ careful and hard while working on it.
| A．so | B．very | C．too | D．more |
Our teachers advise us __________ hard for a better future.
| A．work | B．to work | C．working | D．Works |
When the flood was washing the village, people screamed and ran ________ all directions.
| A．with | B．in | C．for | D．To |
Eddie was sleeping __________ Millie was reading a magazine.
| A．as | B．when | C．while | D．During |
A report said in 2013 Shanghai had the hottest summer in 140 years. The __________temperature reached 40.8 ℃ on August 7.
| A．tallest | B．hottest | C．largest | D．Highest |
— Is Jim coming by train? —I’m not sure. He _________ drive his car.
| A．must | B．may | C．need | D．Will |