They arrived _____ London_____ a cold winter night.
A. in, on B. at, on C. at, in
He is ________ to move the heavy box.
A. too strong B. strong enough C. so strong
----Do you know why he left so early?
----___________ for the English test, I guess.
A. Study B. Studying C. To study
There are lots of English books here, and ________ of them is easy to understand.
A. all B. every C. each
The cake is delicious, and I would like ___________ one.
A. a second B. the second C. second
You should do more ___________ instead of sitting at the desk busy doing your _________.
A. exercise; exercises B. exercises; exercise C. exercise; exercise
