have been in London for two weeks. I don't speak English well at all. I have great difficulty in understanding people. In fact I don't catch a thing they say. I find their pronunciation is __21__ strange for me to understand, and they speak __22__ that I can't keep up with them. When I am on a bus, I ask the conductor something. He answers, but I don't understand. So he says it slowly in a high __23__, I still don't understand it. Then he gets angry and goes away. But I haven't lost heart. I still enjoy __24__ English. I must keep on working hard __25__ it. I believe I'll speak English well soon. 21)、 A.voice B.too C.speaking D.at E.so fast 22)、 A.voice B.too C.speaking D.at E.so fast 23)、 A.voice B.too C.speaking D.at E.so fast 24)、 A.voice B.too C.speaking D.at E.so fast 25)、 A.voice B.too C.speaking D.at E.so fast