问题
选择题
The preceding discussion has been based on _______ consideration of the performance of the group of learners as _______ whole.
A．the; a
B．a; a
C．a; the
D．the; the
答案
A
consideration后面有定语限制，所以用定冠词the；as a whole是固定短语，意为“作为整体，整体上”。
水平阻生、冠周龈及磨牙后区明显红肿，有波动感，龈袋溢脓，
远中龋，探诊和叩诊（+），松动Ⅰ度，颊侧牙槽黏膜红肿，腮腺导管口无红肿，右下颌下淋巴结肿大，触痛（+），白细胞计数10×109/L，中性粒细胞80%。
急性化脓性根尖周炎