The three-foot rule also now applies to students in middle schools and high schools, as long as (32) _______

Câu hỏi :

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 32 to 36. 

     In a major policy revision intended to encourage more schools to welcome children back to in-person instruction, federal health officials on Friday relaxed the six-foot distancing rule for elementary school students, saying they need only remain three feet apart in classrooms as long as everyone is wearing a mask.  The three-foot rule also now applies to students in middle schools and high schools, as long as (32) _______ transmission is not high, officials said. When transmission is high, (33) _______, these students must be at least six feet apart, unless they are taught in cohorts, or small groups that are kept separate from others and the cohorts are kept six feet apart. The six-foot rule still applies in the community at large, officials emphasized, and for teachers and other adults (34) _______ work in schools, who must maintain that distance from (35) _______ adults and from students. Most schools are already operating at least partially in person, and evidence suggests they are doing so relatively safely. Research shows in-school spread can be mitigated with simple safety (36) _______ such as masking, distancing, hand-washing and open windows.

The three-foot rule also now applies to students in middle schools and high schools, as long as (32) _______ transmission is not high, officials said.