Ranked by: number of candidates
1.
Present perfect simple / continuous / Past tense (80354 candidates) 
2.
Use of future (12165 candidates) 

3.
Past, Present perfect, Pluperfect (11496 candidates) 

4.
Global warming in the Arctic (5002 candidates) 

5.
Mayflower and Thanksgiving (3933 candidates) 
6.
Geladas and verbs (3342 candidates) 

7.
Laotian elephants and verbs (3247 candidates) 

8.
Using Right or Left (2904 candidates) 
9.
Trip in Namibia (2812 candidates) 

10.
White lions and verbs (2727 candidates) 

11.
Aletsch glacier (2642 candidates) 

12.
Double construction for verbs (2626 candidates) 
13.
Aletsch glacier 2 (2224 candidates) 

14.
Expressions (1869 candidates) 

15.
Endangered species (1507 candidates) 
16.
Terracotta Army and comprehension (1383 candidates) 

17.
Expressions and wild mammals (1102 candidates) 
18.
Herman, Arkansas, and verbs (1063 candidates) 
19.
Mystery about a portrait by Rembrandt (1019 candidates) 
20.
Funerals in Celebes 1/2 (968 candidates) 
1 | 2 | Next >> |

