According to a new study by a British university, learning __________ second language can lead to __________ increase in your brain power.
Are the parents who let their child who is ______ walk in the dark alone at night considerate?
The telephone,but by the time I got indoors, it stopped.
It is fairly common in Africa for there______ a group of expert musicians surrounded by others who also join in the performances.
I_____ violin lessons every two weeks, but I think I ‘ll make it every week from next month.
----- What’s the model plane look like? ----- Well, the wings of the plane are ______ of its body.