托福考试

【单选题】All brass instruments use a mouthpiece （） into a long cone-shaped tube. 
A. is inserted 
B. that inserted 
C. that is inserted 
D. and inserted 

【单选题】 Usually pitched in the of C, （） may be tuned to B flat by means of a slide. 
A. the bugle 
B. because of the bugle 
C. the bugle that 
D. but the bugle 

【单选题】 ABunDAnt rAinFAll or irrigAtion is nECEssAry During thE EArly growpErioD oF CoFFEE, But Dry ConDitions During ripEning proDuCE BEAns with thE BEst FlAvor.

【单选题】rEgionAl gEogrAphy ExAminEs, on A rEgionAl BAsis, thE wAys in whiCh thE pEoplE loCAl intErACt with thE EnvironmEnt oF thE ArEA whErE thEy livE.

【单选题】 Onyx is a mineral that can be recognized its regular and straight parallel bands of white, black, or brown.