___ are known throughout the world as the three treasures of china.（ ）. A: Beijing Opera B: Traditional Chinese medicine C: Traditional Chinese painting D: All of the above

The new law has come into _____; surely it will have _____on industry of the country. A: affect; an effect B: effect; affect C: effect; an effect D: an effect; an effect

The new tax law______from next May. A: carried into effect B: puts into effect C: takes effect D: has effect

‍Which of the following conclusion is wrong?​ A: For the target with better effect value, the time series of situation effect with attenuation must be given priority; B: For the target with smaller value, the increasing situation effect time series should be excluded in the discussion; C: For the target with moderate effect value, the time series of effect of growth situation is discussed; D: For the target with moderate effect value, the time series of effect of attenuation situation is discussed;

The vertical tail has a on lateral static stability. A: stabilizing effect B: destabilizing effect C: stabilizing effect at high AOA, destabilizing effect at low AOA D: stabilizing effect at low AOA, destabilizing effect at high AOA