Some teachers argue that students who ____________ using a calculator may forget how to do mental calculation.
There has been a great increase in retail sales,_____________________ ?
Michael looked deeply hurt and surprised when_____________________ .
Stephanie: "Oh, no! I left my book at home. Can I share yours?" Scott: "______ "
I am sorry I have no time at present to____________________ detail of our plan.
The boat was sailing north when a terrible storm_____________ .
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.
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.
The examination was not very difficult, but it was_____________________ long.