任务高度一般在0~100m之间的无人机为()。
A.超低空无人机
B.低空无人机
C.中空无人机
参考答案:A
—I thought I asked you to fix the radio.
—Oh,I’m sorry.Mother,I__________it right now.
A.am to do
B.will do
C.was about to do
D.am going to do
匈奴