الخطوة 1اختر الخيار الصحيح
الخطوة 2أضف التدريبات التي تعجبك إلى المفضلة
When only one thing is meant we say a clap of thunder and a flash or bolt of lightning.
Billiards, draughts, darts are always plural, but are followed by verbs in the singular.
The demonstrative word (this/that etc.) must agree with its noun. In the example, kind is singular and so this must agree with it.