慢性肠梗阻，反复呕吐所引起的缺水是（） A.等渗性 B.高渗性 C.低渗性 D.原发

Mr. and Mrs. Brown have two children, Mike and Liz. The whole family are all busy, so they often leave notes for each other. Read these notes and answer following questions.

①3:30 p.m. To Mike, Mr. Tyler rang. No football practice today. I’m going to Donna’s house to play and be back at 5:00 p.m. Liz

② 4:00 p.m. To Liz, It’s your turn to walk the dog. I have to do my homework after school. Remember to play with Teddy when you get home. Mike

③6:45p.m. Has anyone seen my tennis shoes? I’m in my bedroom doing my homework. Mike

④9:00 p.m. I saw your shoes this morning. They smelt terrible so I put them outside the back door. Good night, dears! Mum

小题1:When will Liz be back home?

A．At 3:30 p.m.

B．At 4:00 p.m.

C．At 5:00 p.m.

D．At 9:00 p.m.

小题2:Who should walk the dog today?

A．Mike.

B．Mrs. Brown

C．Liz

D．Mr. Brown

小题3:What’s Mike probably doing at 6:50 p.m.?

A．Practicing football.

B．Going to Donna’s house.

C．Playing tennis.

D．Doing his homework.

小题4:Where can Mike find his tennis shoes?

A．In his bedroom.

B．Outside the back door.

C．In the living room.

D．At Donna’s house.

小题5:According to the notes, Teddy is          .

A．Mike’s mother.	B．Mike’s brother.
C．Mike’s football coach.	D．the dog in the family.