Nobody knows ________ to visit our school ．
| A．when will he come | B．when does he come |
| C．when he will come | D．when he does come |
Our bad living habits will destroy the earth. Only by changing we live can we save the earth．
| A．that | B．what | C．how | D．where |
When you rewrite the paragraph, I advise you to leave out __________ is thought unnecessary or misleading.
| A．what | B．that | C．those | D．which |
Lee devoted _________ he has to the homeless children so that they could rebuild their homes after the earthquake.
| A．which | B．whatever | C．no matter what | D．that |
I asked my lawyer say in court .
| A．what I should | B．what should I | C．how I should | D．how should I |
I don't doubt _____ he will pass the exam.
| A．whether | B．that | C．when | D．how |
The newcomer went to the library the other day and scarched for he could find about Mark Twain.
| A． wherever | B． however | C．whatever | D．whichever |
By 16:30, was almost closing time, nearly all the paintings had been sold.
| A．which | B．when | C．what | D．that |
The other day, my father drove his car at ___ I thought was a dangerous speed.
| A．as | B．that | C．which | D．what |
People should think about _____ they can have a positive influence on the planet.
| A．why | B．that | C．what | D．how |