Chia động từ trong ngoặc
16. If that hat costs much, I (buy) ______________a small one.
17. I will lend them some money if they (ask) ______________ me.
18. If I had enough time now, I (write) ______________to my parents.
19. If I spoke English well, my job (be) ______________a lot easier.
20. If I see him, I (give) ______________ him a gift.