Studies show the electronic devices people have made much use of music may be causing hearing loss in many people.
| A．enjoy | B．to enjoy | C．enjoying | D．enjoyed |
I _______the Internet when she telephoned to invite me to watch Ip Man 2 (叶问 2), and I
happily said OK to her.
| A．was surfing | B．had surfed | C．have surfed | D．surfed |
New Zealand has a population of about 3.8 million, ____ about fourteen percent are Mori.
| A．about which | B．for which | C．during which | D．of which |
The expert ____ health has discovered that five patients suffering the same disease are similar
____ age.
| A．for; to | B．about; over | C．in; in | D．into; onto |
White graduated from ______ Leshan No. 1 Middle School in ____ 12th grade
| A．the; a | B．a; a | C．a; the | D．/; / |
I recognized the man _______ he came into the room.
| A．at once | B．suddenly | C．immediately | D．quickly |