35. Temperatures________ quite dramatically at night in mountains, so put on some warm clothes before going out.
A
are dropped
B
drop
C
are being dropped
D
have dropped
“山区中温度晚上会急剧下降”属于客观真理；故选项B正确。
客观真理视作一般现在时。
对一般现在时的定义及用法不熟悉致错。