题目内容

精噁唑禾草灵可用于小麦田防除禾本科杂草.

A. 对
B. 错

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由于草甘膦是灭生性除草剂,因此不能用于玉米田的化学除草。

A. 对
B. 错

---Whatis1/2and1/3?---It’s_______.

A. 2/5
B. 1/5
C. 5/6
D. 4/6

About_______ofthestudentsinourclassareLeaguemembers.

A. four-fifths
B. four-fifth
C. four-fives
D. four-fifths

Ithink_______ofthematerialsIlistenedtoatthebeginningoftheexam_______easy.

A. threefourth;is
B. thirdfourth;are
C. threefourths;are
D. threefourth;are

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