They hope to mount the first _____ expedition to Mars by 2015.
The Lake District,____________________ was made a national park in 1951, attracts a large number of tourists every year.
There has been a great increase in retail sales,_____________________ ?
The packages___________________ so that it would be easier to carry them.
The phrase "keeps sellers on their toes" in the passage mostly means "______".
______ his brother, Mike is active and friendly.
I am sorry I have no time at present to____________________ detail of our plan.
Supporters of free-market globalization point out that_____________________ .
The word "allocated" in the passage mostly means "______".
He_______________us but he was short of money at the time.
_______ has been a topic of continual geological research.