I ________ while reading the English textbook. Luckily, my roommate woke me up in time!
| A．had fallen asleep | B．have fallen asleep |
| C．fell asleep | D．fall asleep |
People develop ________ preference for a particular style of learning at ________ early age and these preferences affect learning.
| A．a；an | B．a；不填 |
| C．不填；the | D．the；an |
Four and ________ half hours of discussion took us up to midnight，and ________ break for cheese，chocolate and tea with sugar.
| A．a；a | B．the；the |
| C．不填；the | D．a；不填 |
Animals are obviously________lower form of life than________man.
| A．a；/ | B．the；the |
| C．a；the | D．/；/ |
The“Chinese Dream”is ________ dream to improve people’s wellbeing and ________ dream of harmony，peace and development.
| A．the; a | B．a; a |
| C．a; the | D．the; the |
Marco Polo is said to have sailed on________Pacific Ocean on his way to Java in________thirteenth century.
| A．the；a | B．a；不填 |
| C．不填；the | D．the；the |