单项选择题

A．

B．

C．

D．

你可能感兴趣的试题

Directions: Work in pairs. Please make up your own dialogues based on the following situations, and you may refer to the sentences in Functional-sentence Bank
Task 1
Directions: You and your friends are talking about today's weather It may be rainy, cloudy, mild overcast, etc.
Task 2
Directions: You want to go out for a picnic, but you did not listen to the weather report. Call your friend and ask him/her about the weather report
Task 3
Directions: You set up a situation of your own with your partner and make up a dialogue

答案： open

多项选择题

无人机广泛应用领域主要有（）。
A、航拍
B、电力巡检
C、农业植保
D、应急救援