greetings 6;55
comparatives 1;3;19
directions 16
imperatives 16;44
introductions 5
polite requests 24;25;30
third persons 1;7;11;18
present continuous 3;22;45
going to (planned furure) 2;21;29
present perfect 2;4;6;13;33
past tense 13;19;27;37;47;48;50
past continuous 42;48
present perfect continuous 44
present habitual 10;14;18
reported speech 22;32;39
modal verbs 13;20;21;42;52
adverbs of frequency 14
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