1. The Sahara is the hottest ________ in the world. A. forest B. desert C. lake D. mountain 2. We often go swimming ________ Sunday morning. A. in B.o
1. The Sahara is the hottest ________ in the world. A. forest B. desert C. lake D. mountain 2. We often go swimming ________ Sunday morning. A. in B.on C.at D. for 3. I like math, but I ________ like English. A. don’t B. doesn’t C. am not D. won’t 4. What about ________ to … Đọc tiếp