The Chinese mainland reported 1，337 （1）

locally

locally

（local）transmitted COVID-19 cases in 31 provinces on Mar.13，2022，the National Health Commission said on Mar.14.Shenzhen stopped its bus and subway（2）

services

services

（serve）.Residents in Shenzhen，Shanghai and some other cities are not allowed to leave their cities except in cases of special needs.A negative nucleic acid result （核酸陰性結(jié)果） within 24 hours（3）

is required

is required

（require） upon departure （離開）.Rules are dynamically adjusted （動態(tài)調(diào)整）（4）

based

based

（base） on the epidemic situation.People in Zhuhai are also nervous due to the latest COVID-19 outbreak.Students need to obey the following rules to protect themselves.
    First，wear masks.Wearing masks is still one of（5）

the most effective

the most effective

（effect） ways to stop the virus from spreading.Students need（6）

to wear

to wear

（wear） masks while in crowded places，such as in the lift，on the bus，in the supermarket and so on.（7）

So

So

students should take some masks to school.
    Second，wash hands.Wash hands with soap under running water for at least 20 seconds，especially before eating or after using the restroom，（8）

touching

touching

（touch） something dirty，etc.
    Third，keep a distance from each other.Try to keep yourselves at a distance from others in and after class.Try not to go to （9）

crowded

crowded

（crowd） places such as hospitals，railway stations and airports.Keep at least 1 meter away from others all the time.
    Fourth，take the temperature often.Each student must take the temperature at least twice a day.If someone has a fever，the teacher should ask the doctor（10）

for

for

help at once.
March 20，2022

讀短文，完成填空：
（11）People in Shenzhen can leave Shenzhen with a negative nucleic acid result within

24 hours

24 hours

recently.
（12）Students need to wear masks when they are going

by bus

by bus

.
（13）Students should avoid

going

going

to the airports

because

because

there are too many people.
（14）Each student must take the temperature

to know

to know

if he or she has a fever.
（15）

Before eating

Before eating

，students must use soap under running water to wash hands.