Highlights
A Dangerous Bathroom Break
Linda Zajac
Science & Nature
|Central America|two-fingered sloth|forest|three-toed sloth|moth|alga|algae|sloth|Costa Rica|Latin America|Jonathan Pauli|three-fingered sloth|two-toed sloth|insect
HL
811
C1
English
9781644721049
Dr. Jonathan Pauli and his colleagues wanted to know why three-toed sloths used so much energy to go to the bathroom on the ground.
Word lists coverage
The word and grammar lists are compiled from commercially available resources and English study websites. They are not intended to be authority. Use at your own discretion.| List | Total | Coverage |
|---|---|---|
| Eiken Grade 1 | 3,105 | 0.1% |
| Eiken Grade 2 | 866 | 0.81% |
| Eiken Grade 3 | 900 | 8.89% |
| Eiken Grade 4 | 600 | 12.83% |
| Eiken Grade 5 | 600 | 15.17% |
| Eiken Grade Pre1 | 2,868 | 0.21% |
| Eiken Grade Pre2 | 1,327 | 1.43% |
| Eiken Grade Pre2+ | 1,562 | 2.18% |
| NDL | 875 | 20.23% |
| NGSL 1 to 1,000 | 1,000 | 16.4% |
| NGSL 1,001 to 2,000 | 1,000 | 4.4% |
| NGSL 2,001 to 3,000 | 801 | 1% |
| NGSL Supplemental | 52 | 7.69% |
Grammar lists coverage
The word and grammar lists are compiled from commercially available resources and English study websites. They are not intended to be authority. Use at your own discretion.| List | Total | Unique | Coverage | Unique |
|---|---|---|---|---|
| Eiken Grade Pre1 | 94 | 94 | 0% | 0% |
| Eiken Grade 2 | 123 | 122 | 0% | 0% |
| Eiken Grade Pre2 | 111 | 108 | 0% | 0% |
| Eiken Grade 3 | 48 | 47 | 0% | 0% |
| Eiken Grade 4 | 52 | 49 | 0% | 0% |
| Eiken Grade 5 | 176 | 139 | 0% | 0% |
| A1 | 352 | 316 | 0% | 0% |
| A2 | 949 | 893 | 0% | 0% |
| B1 | 1,126 | 1,106 | 0% | 0% |
| B2 | 775 | 760 | 0% | 0% |
| C1 | 402 | 395 | 0% | 0% |
| C2 | 312 | 308 | 0% | 0% |