[ Vocabulary and Grammar ]
Learning a foreign language is difficult ____ .You have to study a lot.
A. doing
B. to do
C. do

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Daily Routines & Tensesmust/shouldJobsActive and Passive voiceIndependent and Dependent ClausesAdverb of Frequency and Past Continuous TenseVocabulary and Phrases-Ing and Infinitive Verb PatternsPast ParticipleFigure of SpeechOther quiz:
Adverbial Clauses › View______ to the nearest city, we will have driven for 5 days.
A. As soon as we got
B. When we will get
C. By the time we get
D. While we are getting
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My dad is _____ piano teacher. In fact, he’s _____ only piano teacher in our town.
A. a / an
B. a / the
C. the / an
D. the / the