Halley’s Comet had its first documented sighting in 240 B.C, in China and____ it has been seen from the Earth 29 times.
Regular exercise and good diet will bring______fitness and health.
The Lake District,____________________ was made a national park in 1951, attracts a large number of tourists every year.
The word "allocated" in the passage mostly means "______".
Stephanie: "Oh, no! I left my book at home. Can I share yours?" Scott: "______ "
______ his brother, Mike is active and friendly.
Michael looked deeply hurt and surprised when_____________________ .
Only one of our gifted students______to participate in the final competition.
She asked me______I was looking at.
The boat was sailing north when a terrible storm_____________ .
It is stated in the passage that____________________ .