---How often are the Olympic Games held？ ---_____four years.
| A．Every | B．Each | C．In | D．For |
Dongying_________ a lot in the last 3 years .It’s now one of the important cities in Shandong.
| A．changed | B．changes | C．has changed | D．had changed |
.I __________ be afraid to sleep alone in my room, but now I _________ sleeping there alone.
| A．Was used to, used to | B．used to, am used to |
| C．used to , used to | D．am used to , used to |
--do you often hear Lucy ________in her room?
-- Yes, listen! Now we can hear ________her in her room.
| A．sing; sing | B．singing; singing | C．singing; sing | D． sing; singing |
_______wonderful advice you have just _______me!
| A．How; told | B．What a; given | C．How a; sent | D．What; given |
.You look tired .______ working indoors you should be out for a walk.
| A．Because of | B．Instead of | C．Thanks to | D．As for |