I'dliketoremindyouthatthereisno_____onthepartofsuspectstoanswerquestions.
A、obligation
B、evidence
C、transaction
D、motivation
Mr.Johnson______rathernotinvestthatmoneyinthestockmarket.
A、should
B、could
C、would
D、must
A、流感病毒
B、呼吸道合胞病毒
C、轮状病毒
D、柯萨奇病毒1～6型
Itseemsasifthesun_____roundtheearthsinceitrisesintheeastandsetsinthewest.
A、circles
B、iscircling
C、hasbeencircling
D、werecircling
咽结合膜热的病原体是()，疱疹性咽峡炎是由()感染引起。