【单选题】It is hard to track the blue whale, the ocean's largest creature, which has almost been killed off by commercial whaling and is now listed as an endangered species. Attaching radio devices to it is di...
A.
an effort to protect an endangered marine species
B.
the civilian use of a military detection system
C.
the exposure of a U.S. Navy top-secret weapon
D.
a new way to look into the behavior. of blue whales
【单选题】It is hard to track the blue whale, the ocean's largest creature, Which has almost been killed off by commercial whaling and is now listed as an endangered species. Attaching radio devices to it is di...
A.
an effort to protect an endangered marine species
B.
the civilian use of a military detection system.
C.
The exposure of a U. S. Navy top-secret weapon
D.
A new way to look into the behavior. of blue whales
【判断题】以下三个问句是特殊疑问句。 1) What can you do ?你 会做什么? I can swim . 2) How can he get to school?他怎样才能到达学校? He can take a bus . 3) Where can they study ?他 们能在哪儿学习? They can study in the school.
【判断题】以下三个问句是一般疑问句。 1) What can you do ?你 会做什么? I can swim . 2) How can he get to school?他怎样才能到达学校? He can take a bus . 3) Where can they study ?他 们能在哪儿学习? They can study in the school.