- What's up? You didn't pick up the phone just now.
- I'm sorry that I dancing with music on, but it's done now.
| A．practised | B．was practising | C．am practising | D．have practlised |
Yes, ______ is difficult to find a job nowadays, but _____ is more difficult is try to find such a job with a high salary but little things to do.
| A．it, it | B．what, what |
| C．it, what | D．what, it |
. Everyone knows that _______ is dangerous to play with fire, but _______ is difficult is to prevent children from playing with fire.
| A．it, it | B．what, what |
| C．it, what | D．what, it |
I know ______ is important to know my own limitations, but _______ is difficult is to help others to know their own limitations.
| A．it, it | B．what, what |
| C．it, what | D．what, it |
“Susan, go and join your sister cleaning the yard.” “Why ______? John is sitting there doing nothing.”
| A．him | B．he |
| C．I | D．me |
Some friends tried to settle the quarrel between Mr and Mrs Smith without hurting the feeling of _______, but failed.
| A．none | B．either |
| C．all | D．neither |