16÷13
=16×3
=12;
故答案为:12.
下列关于热型的叙述,错误的是
A.斑疹伤寒常为稽留热
B.弛张热是指体温在38℃以上,一天内波动不超过2℃
C.肺结核常为不规则热
D.间歇热是发热期和无热期交替出现
E.发热不一定是感染引起的
The affective filter hypothesis of Krashen's Monitor Model states that acquirers with () affective filter seek and receive more comprehensible input.
A. low
B. average
C. high
D. very high