The teacher demanded that ______ should John change his mind.
A. by no means
B. no doubt
C. under no circumstances
D. no way
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After his journey from abroad, Richard Jones returned home, ______.
A. exhausting
B. exhausted
C. being exhausted
D. having exhausted
The pilot asked all the passengers on board to remain ______ as the plane was making a landing.
A. seat
B. seating
C. seated
D. to be seating
在Excel中,“Sheet1!$A$1:$E$1,Sheet1!$B$3:$D$3,Sheet1!$C$5”共选定了______个单元格。
A. 9
B. 7
C. 8
D. 6
可摘局部义齿的固位体必须具备以下条件,但不包括
A. 不易积存食物
B. 有矫治力作用于基牙
C. 有固位作用
D. 不损伤口内软硬组织
E. 摘戴时对基牙无侧向力