用适当的词填空。 1. This is ______ (I) ruler. 2. ______ (he) name is Alan. 3. ______ (she) jacket is red. 4. It's ______ (you) clock. 5. ______ (my) am a boy. ______ (me) English name is Tony.
【单选题】After inv estimating five residential gas explosions that killed four people in the Kansas City--Topeka area in 1988 and 1989, the National Transport action Safety Board has【C1】______ that automatic s...