Compared with the nervousness of driving in the rain or snow, it is ______ to sit in a train without any worry of bad weather.
| A．more tired | B．less tiring | C．less tired | D．even more tiring |
Natural learning environments inspire a burning ________ to learn, the key to a productive lifestyle.
| A．position | B．desire |
| C．impression | D．opinion |
—Jack's car hit a big tree yesterday.
— ________？ In my memory, he is always a careful driver.
| A．How come | B．Guess what |
| C．So what | D．Why not |
Europeans always hold their fork in the left hand, ________Americans switch it between their left and right hands.
| A．before | B．because |
| C．while | D．since |
A US coal producer agreed to pay ________ total of $ 209 million for the mining accident that killed 29 people，________ worst such disaster in 40 years in the US.
| A．the；the | B．a；a |
| C．the；a | D．a；the |
Martin was highly________ by Tom's ________ jokes.
| A．amusing；amazed | B．amused；amusing |
| C．amazing；amused | D．amused；amazed |