Nowadays，it is common to see people staring at their mobile phones instead of reading a real book，＿＿＿＿＿＿many experts are worried．
| A．when | B．for which | C．where | D．about which |
-- You don’t like the new fashion of my hair style, do you?
-- _____. I like it better _____ I look at it.
| A．Yes; since | B．No; as | C．No; than | D．Yes; the more |
There is said to be no medicine for a cure _____ lung cancer.
| A．for | B．of | C．at | D．about |
_____ your attention focused on practicing, and you can reach your goal of becoming an excellent pianist.
| A．Keep | B．Keeping | C．To keep | D．If you keep |
I am so excited! At this time tomorrow I _____ to Rome, my dream city!
| A．fly | B．will fly | C．will be flying | D．have flown |
The singers _____ from the whole country are expected to bring us a wonderful performance this weekend.
| A．selecting | B．selected | C．having been selected | D．to select |