读“沿40°N纬线地形剖面”图,完成下列问题。有关E地的判断,正确的是
有关F地的说法,正确的是
You waste much time______pig flu.on the internet..
---- Is there a vaccine _____ pig influenza?, I’m anxious to know. ----- Don’t worry, there is a vaccine _____ for pigs against pig influenza
Has she had a cold like pig flu. _____? for she is absent.
The teacher criticize me, so I must finish my essay about agriculture,farmer and rural areas today______.
----- Would you like to climb the Mountain Tai on May Day? _____, I’d like to.