A pair of night birds circled above, the ______ of their wings and their weird screams penetrating the thickening mist.
A: slapping
B: clapping
C: flapping
D: flipping
A: slapping
B: clapping
C: flapping
D: flipping
C
举一反三
- The flags were _______ in the breeze. A: clapping B: flapping C: clipping D: slipping
- It was Cindy who（ ）the switch that opened the front gate. A: flipped B: flipping C: flapping D: flapped
- Which is the topic of “Last night, thick mist made flying impossible”?? thick mist;|flying|light night;|impossible
- 【单选题】Which of the following is the best title for this passage? A. The Best Way to Keep Birds B. A Story of A Girl and Two Birds C. To Love Birds Is to Give Them Freedom D. Give Love Wings
- Birds orient themselves carefully with regard to the sun and gently ________ their wings to increase convection (气流对流) cooling.
内容
- 0
Insects in the order ______ are characterized by having a single pair of wings on their mesothorax. A: Coleoptera B: Lepidoptera C: Hymenoptera D: Diptera E: Odonata
- 1
A moth possesses two pairs of wings _____ as single pair and are covered with dustlike scales. A: function B: are functioning C: that function D: but functions
- 2
中国大学MOOC: Which is the topic of “Last night, thick mist made flying impossible”?
- 3
In the mornings, there are a lot of small birds _______ the tree at the corner of my garden.( ) A: in B: on C: at D: above
- 4
Caduceus, the golden staff intertwined with two serpents and bearing a pair of wings at the top, was given by Apollo as a gift to forgive his trick.