Happy Life Swimming Club Rules
1. All swimmers must take a bath before they go into the pool (游泳池).
2. Diving (跳水) is only allowed unless you have been a member for at least 1 year.
3. Running and playing near the pool are not allowed.
4. Club members can bring guests only at weekends.
5. Children under 12 are not allowed to use the pool unless their parents are with them.
6. Members must show their membership cards before going inside.
7. Smoking is not allowed in the room for changing clothes.
8. Guests must write down their names before going inside.
9. All members must leave before 6 P.M. at workdays.
10. All members must leave before 10 P.M. at weekends.
11. Clothes must be put in the lockers (带锁柜厨).
12. Keep your key of the lockers along with you. If it is lost, you must report to the manager as soon as possible.
13. Only club members and their families are allowed to use the pool.

If you have been in this club for half a year, can you dive
[A] Yes.
[B] No.
[C] Doesn’t say.

疝囊壁部分由腹内脏器构成的腹外疝属（）

A.滑动性疝

B.嵌顿性疝

C.绞窄性疝

D.易复性疝

E.难复性疝