I rang, but there’s no reply. Julia and James can't have been at home
can't have been → can't be
The phrase "keeps sellers on their toes" in the passage mostly means "______".
The packages___________________ so that it would be easier to carry them.
Long ago, women were_________to vote in political elections.
Tom: "___________________ " Mike: "I won't say no!"
Supporters of free-market globalization point out that_____________________ .
_______ has been a topic of continual geological research.
In spite of her abilities, Laura has been_____________________ overlooked for promotion.
She asked me______I was looking at.
It is stated in the passage that____________________ .
The Lake District,____________________ was made a national park in 1951, attracts a large number of tourists every year.