Ifyou’resittingaroundalonelycampfireatnight,thehowlofawolfcansoundpretty______.
A、fearful
B、threatening
C、dreadful
D、frightening
A、胸骨左缘第4肋间隙锁骨中线外1~2cm处
B、胸骨左缘第4肋间隙锁骨中线上初
C、胸骨左缘第5肋间隙锁骨中线外1~2cm
D、胸骨左缘第5肋间隙锁骨中线内05~1cm
Itisdifficultto________theimplicationbetweenthelines.
A、getto
B、getwith
C、getat
D、getdown
Beingextremely_____tothecold，Idonotlikeskating.
A、sensitive
B、senseless
C、insensitive
D、sensible
咽结合膜热的病原体是()，疱疹性咽峡炎是由()感染引起。