1. The present simple tense forms for he/she/it are formed by adding -s to the infinitive verb form, except for verbs ending in -ch, -sh, -ss, -x or -z, which add -es. Questions follow the word order question word + auxiliary verb + subject + infinitive verb.
2. Can is used for ability in the present, with contractions for negatives (can't). Yes/no questions use do/does + subject + infinitive verb.
3. Times are expressed using it's + time for specific times, in/on/at for periods and days/dates.