Only by reading more books improve your reading skills.
| A．you can | B．can you | C．do you | D．you do |
The two sportsmen congratulated each other ________ winning the match by shaking hands.
| A．with | B．on | C．in | D．to |
The experiment shows that proper amounts of exercise, if ________ regularly, can improve our health.
| A．being carried out | B．carrying out |
| C．carried out | D．to carry out |
________ from the top of the tower, the south foot of the mountain is a sea of trees.
| A．Seen | B．Seeing |
| C．Have seen | D．To see |
________ at my classmates' faces, 1 read the same excitement in their eyes.
| A．Looking | B．Look |
| C．To look | D．Looked |
Though ________ to see us, the professor gave us a warm welcome,
| A．surprise | B．was surprised |
| C．surprised | D．being surprised |