She has already tried her best. Please don’t be too______about her job.

　 A．special B．responsible　 C．unusual D．particular

―Look! What a mistake! Why?

―Sorry, I _________ on it.

A. don’t concentrate　　　　　　　　 　 B. hadn’t concentrated

C. haven’t been concentrating　　　 　　 D. wasn’t concentrating

Many of the creatures in Rowling’s world are not real，and much of happens is strange．

A．which 　　　 B．that　　 C．what 　　 D．it

Nowadays with the development of science , more new technology ___ to the field of IT.

　 A. has introduced　 B. is being introduced C. is introduced D. was introduced

The wise man hides his wisdom; the fool displays his f _______.

_____ you eat the correct foods ______ be able to keep fit and stay healthy.

A. only if; will you　　　　　　 B. Only if; you will　

C. Unless; will you　　　　　　 D. Unless; you will

The weather is concerned with all of us because it 　　 us so directly--what we wear, what we do, and even how we feel.

A. effects　　　　　 B. guides　　　　　　　 C. affects　　　　　　 D. benefits

The officials soon realized that, __________, things would get worse.
A. unless dealt with it properly  B. if not properly dealing with it
C. unless properly dealt with   D. if dealt not properly with

The children were packing up in a hurry, for the night ________.

A. draws near B. drew nearerC. was drawn near D. drew near