(50.CONSCIOUS) ______
The phrase "keeps sellers on their toes" in the passage mostly means "______".
We must push the piano to the corner of the hall to_____________________ our party tonight.
Stephanie: "Oh, no! I left my book at home. Can I share yours?" Scott: "______ "
It is stated in the passage that____________________ .
_______ has been a topic of continual geological research.
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 "______".
______ his brother, Mike is active and friendly.
Michael looked deeply hurt and surprised when_____________________ .