The Adventures of Huckleberry Finn, _______ the USA in the mid 19th century, _______ a masterpiece.
| A．set in; proves | B．setting in; is proved |
| C．is set in; proves | D．was set in; is proved |
This chapter is so difficult to ______ that I shall have to read it again later.
| A．read | B．know | C．find | D．digest |
I lost my ______ and fell off the bike.
| A．weight | B．balance | C．way | D．legs |
---Do you know where David is? I couldn’t find him anywhere.
---Well. He ______ have gone far----his coat’s still here.
| A．shouldn’t | B．mustn’t | C．can’t | D．wouldn’t |
You can’t imagine that a well-behaved gentleman _____ be so rude to a lady.
| A．might | B．need | C．should | D．would |
His glasses, ________ he was like a blind man, fell to the ground and broke.
| A．which | B．from which | C．with which | D．without which |