—What did Mr. King say to you? —He _______me ______to school early tomorrow. A.tells; come B. told; to come C. is telling; to come D. told; came 答案:B(2015秋•天水校级月考)若1个35S标记的大肠杆菌被1个32P标记的噬菌体侵染,裂解后释放的所有噬菌体( )A.一定有35S,其中有1个含有32PB.一定有35S,其中有2个含有32PC.一定有32P,其中有2个含有35SD.一定有32P,但不含35S