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【单选题】
The desk must__once a day.
A.
clean
B.
cleaned
C.
cleans
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【单选题】母猪全部生产后，多久开始排出胎衣？ (After the sow is fully born, how long does it take to start discharging the tire coat?)
A.
10-30min
B.
20-40min
C.
30-50min
D.
40-60min
【判断题】羊水破后，1小时分娩开始。 (After the amniotic fluid is broken, the childbirth begins in 1 hour.)
A.
正确
B.
错误
【单选题】Listen to the text and decide which of the following best states the speaker's purpose of his speech.
A.
To argue that the nation should be ready for a war of resistance against Britain.
B.
To dispute the argument presented in the speeches of previous speakers.
C.
To call upon the house to abandon slavery.
D.
To cherish infinite faith in God who presides over the destinies of the nations.
【单选题】断奶仔猪适宜温度在多少度？ （What is the appropriate temperature for weaning piglets?）
A.
20℃
B.
22℃
C.
24℃
D.
26℃
【单选题】中圈饲养中多少头仔猪配一个饮水器？ （How many piglets are equipped with a water dispenser in the middle circle?）
A.
5头（ 5 heads ）
B.
10头（10 heads）
C.
15头（15 heads ）
D.
20头（20 heads）
相关题目：
【单选题】母猪全部生产后，多久开始排出胎衣？ (After the sow is fully born, how long does it take to start discharging the tire coat?)
A.
10-30min
B.
20-40min
C.
30-50min
D.
40-60min
【判断题】羊水破后，1小时分娩开始。 (After the amniotic fluid is broken, the childbirth begins in 1 hour.)
A.
正确
B.
错误
【单选题】Listen to the text and decide which of the following best states the speaker's purpose of his speech.
A.
To argue that the nation should be ready for a war of resistance against Britain.
B.
To dispute the argument presented in the speeches of previous speakers.
C.
To call upon the house to abandon slavery.
D.
To cherish infinite faith in God who presides over the destinies of the nations.
【单选题】断奶仔猪适宜温度在多少度？ （What is the appropriate temperature for weaning piglets?）
A.
20℃
B.
22℃
C.
24℃
D.
26℃
【单选题】中圈饲养中多少头仔猪配一个饮水器？ （How many piglets are equipped with a water dispenser in the middle circle?）
A.
5头（ 5 heads ）
B.
10头（10 heads）
C.
15头（15 heads ）
D.
20头（20 heads）
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